Undermount Bathroom Sinks

This undermount bathroom sink is crafted with durable solid ceramic, low water absorption, smooth and polished surface, very resistant to scratch and stains, easy to keep clean. The rectangular sink can stand up to chipping and keep as pure white as new even after years of use.

Lydia. Oakville, ON. Wed Mar 11 2026

For more than two decades, Signature Hardware has provided beautifully crafted products that make a house your home. From the kitchen to the bathroom - and every room in - between your Signature style starts here. At Signature Hardware, we do things the right way. When you find a product that compliments your style, we'll make every step of the process as seamless and worry-free as possible. We stand by our quality, value customer service, and ensure your satisfaction. That's our promise to you.

[This review was collected as part of a promotion.] Love this bathroom vanity sink. It's a great size and great quality. Client is happy!. Mc. Thu Jan 15 2026

The white rectangular under-mount bathroom sink features a smooth, glossy interior. Made of porcelain, this product offers plenty of room to wash up.

Attractive. Exactly as expected.. Cascadesteve. Thu Aug 01 2024

Black

Why Lexicon?The Lexicon LP-V214 Rectangle Bathroom Vanity Sink are constructed from 80% natural quartz, creating an incredibly durable sink surface. Quartz has the smooth feel of stone with superb sound-absorption properties and provides maximum protection against heat, scratches and stains. Lexicon Sinks are backed by a limited lifetime warranty.Sink Features:80% Quartz Composition, Only Diamond is HarderHeat Resistant up to +500°FDurable, Scratch & Stain ResistantNon-Porous, Easy-To-Clean SurfaceDual-Mount Rim for Undermount and Drop-In Installation21" x 14-1/2"Drains and Overflow Kits Sold SeparatelyDiscover Quartz Vanity Bathroom Sink and functionality with the Lexicon Platinum Quartz Vanity Bathroom Sink available in 5 Color LP-V214-W White, LP-V214-K Black, LP-V214-M Mocha, LP-V214-B Beige, LP-V214-C Concrete.

Pretty and appears to be high quality material. It does have a kind of weird smell but hopefully will go away with cleaning.. Sharon. AL. Mon Jan 26 2026

Black

Sarlai Undermount Bathroom Sink is designed with beautiful curves, shape and glazed surface. Our rectangle white sinks are widely used in home bathroom, restaurant, Office building, school, Lavatory ,washroom or outdoor.

This classic under-mount sink is the perfect accompaniment to a wide range of vanity tops, thanks to its classic oval shaping. Made of nonporous porcelain, this sink is easy to clean and will long retain its glossy appearance.

We needed a replacement sink quickly as ours broke and they quickly sent it to us. Fits well. Jennifer. Miami Beach, FL. Tue Aug 01 2023

White

very nice sink - modern and elegant. Claudia. North Bethesda, MD. Thu May 21 2020

Cotton

Update the master bath or powder room in sleek style with this undermount sink, crafted from vitreous china and featuring a smooth gloss finish.

Good quality, nice size. Will work well for bathroom sink.. Kira Layne. Stillwater, OK. Thu May 07 2026

The Boylan undermount bathroom sink has a rectangular bowl that features rounded corners and walls. Made of durable, white-enameled porcelain, this basin's glossy surface is easy to clean and maintain. A thin overflow hole near the rim catches overrun water, redirecting it to the drain below.

I bought Signature Hardware Boylan 20" Porcelain Undermount Bathroom Sink Very good!. Chuck. Fri Feb 27 2026

KARAMAG Ceramic Rectangle Undermount Bathroom Sink is one of Our Most Luxurious Sinks! It’s compatible with most wall-mount or countertop-mount faucets. Simple and versatile design, easily match with any fixtures in the bathrooms. Neat and clean undermount installation make this sink an affordable luxury. This undermount bathroom sink with overflow is made of high quality vitreous china for long term use,Won't chip,crack or craze.An overflow hole can prevent excessive water filling. Undermount installation saves more space on your countertop, meeting your space requirements.

Love this smaller sink. The shape and size is perfect!. Sara. Springfield, MO. Fri May 23 2025

Gold

Build a bold bathroom with the Ariaso collection from Ruvati. Stepping away from traditional porcelain, this collection offers modern, stylish sinks that will make your bathroom truly unique. From typical stainless steel to shades of gold and black, these sinks feature an innovative nano-PVD finish that is resistant to wear and abrasion. The Ariaso collection can be useful in both residential and commercial properties. Multiple installation options and arc-shaped bowl adds a beautiful, modern touch to the sink and provides exceptional drainage. To truly transform your bathroom space, experience the Ariaso collection.

Beautiful finish. We have had it installed in our showroom for over a year and it still looks perfect. Lori. Auburn, MA. Mon Feb 02 2026

White

Arrived quickly, packaged beautifully and installed with ease! The hardware was floating inside the box though so I was terrified it shattered during delivery. Safe and sound though, would recommend!. Lauren. TX. Sun Apr 12 2026

Gloss White

The Barcelona collection of sinks follows the organic oval silhouette of the Barcelona bath. Pebble-shaped perfection, the Barcelona marries symmetrical subtlety with stand-out style for a timeless look to match any décor. Whether partnered with the Barcelona bathtub, paired as his and hers sinks, or simply on its own, this vessel’s shape and simplicity are made for all spaces and designed for all times.

Quality of the sink is great can’t ask for more. Delivery time was on the spot.. Anonymous. Sat Feb 07 2026

White

Embrace a sophisticated look with Verticyl, featuring vertical sides for a deep, geometric rectangular basin. An under-mount installation seamlessly integrates this sink into your bath or powder room design. It features an overflow drain and Undermount installation.

Nice, but was quite small. I didn't pay close enough attention to size. M. Mukilteo, WA. Sat Mar 07 2026

Matte Black

Scala undermount bathroom sink with a sophisticated rectangular body. Made from 100%, super durable and non-porous fireclay. Comes with overflow.

Very nice!! Exactly what I was looking for.. Melinda. Wed Apr 30 2025

White Double Glazed

This simple and understated Cleo Vitreous China Rectangular Undermount Bathroom Sink With Overflow easily completes your bathroom or powder room with a sharp clean look

Perfect for my bathroom remodel. Not too small or too big. The slope in bottom of sink gives it a nice transitional look. Lisa. Temecula, CA. Sun May 26 2019

Gold

The Karran CCU400 enriches the Cinox Collection with its distinct tapered rectangular silhouette, finished in a luxurious finish. This undermount sink marries the artisanal charm of its finish with the crisp, modern lines of its shape. Crafted from durable T-304 stainless steel, it stands up to the rigors of daily use while maintaining its sophisticated appeal. The sink's dimensions, L 23-5/8 x W 15-3/4 x H 5-1/8 inches, offer an expansive basin area that is as functional as it is beautiful and suitable for a range of bathroom sizes and styles. The under-mount installation allows for a seamless counter-to-sink transition, underscoring Karran's commitment to sleek, unobtrusive design.

The stainless steel sink is a good quality and not flimsy as I worried it might be. The finish quality is lovely and I expect maintenance to be simple. I would recommend. The manufacturer says cleaning can be done with most traditional cleaning products however, rubbing Should be done with the grain of the Brushed finish.. Bette. WY. Thu Apr 10 2025

Transform your bathroom into a luxurious oasis with our 18" wide white vitreous china rectangular undermount bathroom sink. Offering a seamless blend of style and functionality, this sink is a must-have addition to modern bathrooms. Its clean lines and crisp white finish effortlessly complement any decor, while the undermount design creates a polished, integrated look. Crafted from premium vitreous china, this sink is not only stunning but also built to withstand the test of time. Non-porous surfaces are easy to clean and maintain. Complete with an overflow hole for added convenience, it's the perfect choice for discerning homeowners seeking both beauty and practicality.

Standard Undermount sink. I like the fact that it doesn’t have corners where things get stuck and it’s easy to clean.. Matthew. Oakland, CA. Sun Apr 19 2026

Mocha

The Lexicon LP-V330 Rectangle Bathroom Vanity Sink are constructed from 80% natural quartz composite, creating an incredibly durable sink surface. Granite Composite has the smooth feel of stone with superb sound-absorption properties and provides maximum protection against heat, scratches and stains. Lexicon Sinks are backed by a limited lifetime warranty.Sink Features:80% Quartz Composition, Only Diamond is HarderHeat Resistant up to +500°FDurable, Scratch & Stain ResistantNon-Porous, Easy-To-Clean SurfaceDual-Mount Rim for Undermount and Drop-In Installation19-7/8" x 15-3/4"Drains and Overflow Kits Sold SeparatelyDiscover Quartz Vanity Bathroom Sink and functionality with the Lexicon Platinum Quartz Vanity Bathroom Sink available in 5 Color LP-V330-K Black,LP-V330-W White, LP-V330-M Mocha, LP-V330-C Concrete, LP-V330-B Beige

Great Color! Pairs great with my new counter top. I would buy this item again and highly Recommend.. Valerie. Missouri City, TX. Tue Jan 06 2026

Create a clean and contemporary look in your bathroom with the streamlined undermount bathroom sink design of Elavo Ceramic Bathroom Sinks from Kraus. Made from high-quality vitreous china, these sinks offer the simple and timeless aesthetic of porcelain enamel, with durable construction for everyday use. The high-gloss porcelain glaze with a smooth non-porous finish is stain resistant and easily wipes clean. Undermount bathroom sink installation creates a seamless transition between sink and countertop, with no exposed mounting deck, allowing you to easily wipe water into the sink when cleaning your bathroom sink vanity. An overflow drain helps prevent the sink from overflowing while the primary drain is closed. Standard US drain opening is compatible with most plumbing fittings

Great quality. The linear quality of the "bowl" is why I selected these sinks.. Stephen. Kent, WA. Tue May 05 2026

Gold

The Karran CCU500 adds a geometric flair to the Cinox Collection with its square silhouette, rendered in a sophisticated finish. This undermount sink represents a seamless integration of contemporary design with the warmth of traditional materials. Made from the enduring T-304 stainless steel, it is as resilient as it is stylish. The sink measures L 15-3/4 x W 15-3/4 x H 5-1/8 inches, offering a compact yet spacious basin that is perfect for daily use in any residential bathroom. The square shape is not only a nod to modern design trends but also maximizes basin space, while the undermount installation ensures a clean and streamlined countertop look, synonymous with the innovative spirit of Karran.

One week ago, I ordered two of these products plus two other items to install in new home construction. During that week, Wayfair charged me over 2200 on a 913.61 order. The customer service rep had added items to my order that we had never even discussed!!! Waiting for my refunds. Sinks look good in their boxes so far.. Angela. Sat Feb 21 2026

White

White Ceramic Rectangular Undermount Bathroom Sink with Overflow provides a refined look for your bathroom decoration. Its spacious rectangular design perfectly combines classic style and versatility, making it an excellent choice to complement traditional and modern bathrooms. This undermount bathroom sink is made from vitreous china, making it sturdy, durable, and effective against stains and germs. Undermount installation saves more space on your countertop, meeting your space requirements. An overflow hole can prevent excessive water filling.

This sink is just what I was looking for, simple design, not too big, not to small. Perfect for my remodeled bathroom.. Amy. Jackson, MS. Thu Mar 12 2026

Brushed Gold

Build a bold bathroom with the Ariaso collection from Ruvati. Stepping away from traditional porcelain, this collection offers modern, stylish sinks that will make your bathroom truly unique. From typical stainless steel to shades of gold and black, these sinks feature an innovative nano-PVD finish that is resistant to wear and abrasion. The Ariaso collection can be useful in both residential and commercial properties. Multiple installation options and arc-shaped bowl adds a beautiful, modern touch to the sink and provides exceptional drainage. To truly transform your bathroom space, experience the Ariaso collection.

Beautiful sink! The color is perfect. Shape is unique. Very well priced!. Brett. Sat May 18 2024

Eirene was the Greek goddess of peace and, like its namesake, the Eirene under-mount sink adds a touch of serenity to a bathing sanctuary. Shaped out of gentle slopes and rounded curves, the Eirene lacks hard edges and brings a sense of harmony to the space. An exceptionally smooth feel, like that of stones in a Zen garden, coupled with the cool, calming white of its surface enhances the soothing sense of tranquility and transforms the bathroom into a spa.

Beautiful sink! Exactly what I was looking for. The finish is really beautiful. We have not installed the sinks yet as our countertops are not ready but I will update with photos once installed.. Aaron. Ransom Canyon, TX. Mon Dec 08 2025

White

The Oval Undermount Sink is a great choice for those who want a flush fit basin under their countertop

Hard to find size. Worked for my needs. There’s one thing that’s not shown in the product description and that is that the overflow hole is placed off centre across the drain. Not a big deal, but i though should be in the product description. Shipping was fast and the product was well packaged.. Milena. MB. Sun Dec 07 2025

White

The great point ceramic rectangular undermount bathroom sink with overflow provides a sophisticated look to your bathroom. It has a contemporary style that complements the existing bathroom decor. This sink is made from ceramic, which makes it sturdy and durable. It is available in an exquisite finish that adds to its style quotient. It has a rectangular design that makes it perfect for center placement. The great point ceramic rectangular undermount bathroom sink with overflow from Nantucket sinks makes a fine addition to your bathroom. This sink can be easily wiped clean using a soft dry cloth. This ensures easy maintenance and keeps it looking good for a long time.

Difficult size to find and y'all had it!!. K. Milton, FL. Wed Feb 18 2026

The Eden Bath Purple Reflections Oval Above Counter Tempered Glass Vessel Sink features a turquoise colored interior. The exterior foils create a textured appearance with an intermix of colors in the sink bowl so each sink has slight color variations. This sink is oval shaped and made of high quality tempered glass. We recommend that you also purchase a mounting ring and drain with your glass sink in the same finish of your faucet.

Create a clean and contemporary look in your bathroom with the streamlined undermount bathroom sink design of Elavo Ceramic Bathroom Sinks from Kraus. Made from high-quality vitreous china, these sinks offer the simple and timeless aesthetic of porcelain enamel, with durable construction for everyday use. The high-gloss porcelain glaze with a smooth non-porous finish is stain resistant and easily wipes clean. Undermount bathroom sink installation creates a seamless transition between sink and countertop, with no exposed mounting deck, allowing you to easily wipe water into the sink when cleaning your bathroom sink vanity. An overflow drain helps prevent the sink from overflowing while the primary drain is closed. Standard US drain opening is compatible with most plumbing fittings

These are stylish and elegant, perfect size and shape for our vanity.. Scott. Fri Apr 24 2026

Constructed of thick, solid porcelain ceramic, the Krona collection from Ruvati offers undermount bathroom sinks that fit seamlessly into your vanity. For superior strength and long lasting durability, the vitreous porcelain enamel forms a smooth glossy surface that is extremely resistant to scratching, chipping or crazing. The smooth surface of the Krona collection drains water easily and does not stain, so your sink will remain dry and easy to clean. For a classic look that will never go out of style, choose the Krona collection for your bathroom or powder room vanity.

Sink is great. Unfortunately one came totally damaged in pieces but Wayfare replaced it without any questions asked. The replacement came in perfect condition.. Vera. Chagrin Falls, OH. Tue Mar 24 2026

Undermount Bathroom Sink made of Premium Quality Ceramic Construction: Delicate and solid ceramic with crystalline glaze. ensure completely resistant to heat, chipping and scratch.Easy to clean.

Undermount vessels in perfect size ratios, these fit right inside the specialty crafted openings of our granite counter collections. In extra durable enamel and color match tones, Ilum undermount units are completely functional, simple and easy to install. Featuring an organic outline, they serve as the suitable undermount for marble top space configurations.

My small bathroom required a narrow vanity and a sink to match. This fit the bill while still having adequate depth. Very happy with it.. Thomas. Medford, MA. Fri Jan 26 2024

This undermount bathroom ceramic sink offers a sleek and easy-to-clean design. Made of premium ceramic, this sink exhibits low water absorption and excellent resistance to acids, ensuring long-lasting durability. With its rectangular shape, this undermount sink is perfect for center placement on your vanity countertop. The smooth and polished surface is resistant to stains and can be easily maintained. Designed for under-counter installation, it seamlessly integrates with your countertop, creating a sleek and cohesive look.

Exactly what I was looking for. Can’t wait to install it.. Susan. LA. Sat Nov 15 2025

The TOTO® 20 Inch Rectangular Undermount Bathroom Sink with CEFIONTECT features a modern shallow basin that is ideal for narrow countertops. It features a sleek rimless design and is made with durable vitreous china for long-lasting beauty. This sink is coated with TOTO's CEFIONTECT glaze that prohibits mold and debris from adhering to ceramic surfaces. This technology helps keep your sink cleaner for longer and reduces the number of harsh chemicals used for cleaning. Included: Sink, installation template, and mounting screw set for wood countertops. Purchase separately: Compatible faucet and drain. Mounting assembly THU410 is required for marble/granite type countertop installation and must be purchased separately.

I love this sink. I put it in four different bathrooms.. Erin. Redwood City, CA. Fri Feb 13 2026

Matte White

This 25.2-inch rectangular undermount ramp sink from Badeloft features a slope-to-drain design. The ramp basin slopes gently toward the drain, so water flows out completely without pooling. Stone resin is non-porous, meaning it won't stain or absorb moisture over time. Includes mounting hardware for undermount installation. Backed by a 10-year residential warranty.

Nice and sleek design, it is a brighter white than I hoped but I’m still keeping it. I know the ramp design has mixed reviews so I’ll report back after some use.. Mj. Thu Mar 19 2026

Gray

The Karran CCU300, a part of the esteemed Cinox Collection, brings a modern twist to bathroom elegance. This rectangular undermount bathroom sink, in a captivating finish, seamlessly blends style with functionality. Made with durable T-304 stainless steel, it assures both longevity and a consistently polished look. Measuring L 21-5/8 x W 15 x H 5-1/8 inches, the sink is perfectly sized for various bathroom layouts, offering spaciousness without compromising on design. The under-mount setup of the CCU300 provides a neat, flush fit with the countertop, creating a sleek and uncluttered aesthetic, synonymous with Karran's commitment to superior design and quality.

Nisim. Iva, SC. Wed Jan 28 2026

Eirene was the Greek goddess of peace and, like its namesake, the Eirene under-mount sink adds a touch of serenity to a bathing sanctuary. Shaped out of gentle slopes and rounded curves, the Eirene lacks hard edges and brings a sense of harmony to the space. An exceptionally smooth feel, like that of stones in a Zen garden, coupled with the cool, calming white of its surface enhances the soothing sense of tranquility and transforms the bathroom into a spa.

Gold

Discover the elegance of the Karran CCU200, a distinguished member of the Cinox Collection. This oval undermount bathroom sink, presented in a refined finish, offers a unique blend of classic style and modern functionality. Constructed from the robust T-304 stainless steel, it ensures both durability and a sleek, enduring appearance. The sink's generous dimensions, L 27-1/2 x W 17 x H 5-1/8 inches, make it a versatile and stylish addition to any residential bathroom. The CCU200's under-mount installation allows for a clean, flush fit with the countertop, providing a sophisticated and uncluttered look. This sink is not just a functional fixture but a statement of luxury and elegance, characteristic of Karran's commitment to exceptional bathroom design.

Love this sink, perfect with bathroom and good quality.. Caleafia. Conyers, GA. Tue Jun 04 2024

It looks great but wont be installed until next month.. Susan. Elk Grove, CA. Tue Jun 16 2020

This undermount bathroom sink is made from high-quality white ceramic material, using premium glaze with high-glossy finish , low water absorption, easy to keep clean.

White

Caxton has a simple, streamlined design that's as versatile as it is attractive. This easy-to-clean sink combines the sleek look of an integrated basin with a timeless design that suits both traditional and modern bathroom decors. Caxton creates a sleek transition from the smooth rectangular basin to just about any countertop.

Absolutely a great buy especially for the price and value it’s an excellent choice if you want a no frill sink for a great value!. Anonymous. Sat Apr 04 2026

The Kaldera undermount sink’s simplicity is in its shape: a classic rectangle in a minimalist form. Designed to complement the Kaldera built-in bath, the Kaldera undermount sink is also beautiful on its own. Its clean look adds to its versatility, as it can bridge traditional to modern styles of décor with aplomb. Hand-polished to a lavish finish, and made with durable, beautiful Volcanic Limestone™, the Kaldera’s streamlined symmetry brings timeless elegance to any bathroom.

The Barcelona collection of sinks follows the organic oval silhouette of the Barcelona bath. Pebble-shaped perfection, the Barcelona marries symmetrical subtlety with stand-out style for a timeless look to match any décor. Whether partnered with the Barcelona bathtub, paired as his and hers sinks, or simply on its own, this vessel’s shape and simplicity are made for all spaces and designed for all times.

Love it- matches our Victoria and Albert tub! Fast shipping.. Kelly. San Diego, CA. Sat Feb 21 2026