18 x 12 Undermount Bathroom Sinks

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.

So far, so good. They’ve only been installed a couple of days so I can’t attest to how they will wear.. Laura. Southwest Ranches, FL. Sun Sep 20 2026

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.

I absolutely love the sink I will post a picture as soon as they get the countertop set. Shirley. Tue May 23 2023

With its unique, oblong shape and clean lines, KOHLER® Ladena evokes casual elegance. This spacious and distinctive rectangular undermount bathroom sink pairs classic style with versatility, and is a great choice to complement both traditional and modern bathrooms.

Bought two for side by side in primary bath. They are classy and so far really easy to clean. Recommend.. Jody. Maine. Thu Sep 03 2026

Embrace a sophisticated look with the Verticyl undermount bathroom sink. This modern sink features vertical sides to create a deep, geometric basin. The undermount installation allows this sink to seamlessly integrate into your bath or powder room. Pair with your choice of beautifully crafted KOHLER faucet collections for a cohesive design.

Needed a smaller sink for a bathroom remodel and this size is perfect. I also like that it’s not as deep as many other sinks.. Ruth. Vicksburg, MS. Sat Aug 22 2026

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.

Sink worked perfectly as a replacement for a broken sink. Stephen. New York City, NY. Sun Aug 02 2026

Gracefully oval in form, this elegant white 17” undermount vanity sink is crafted from durable porcelain to withstand everyday use. Its soft, neutral hue and timeless shape harmonize effortlessly with a variety of bathroom styles, making it an excellent choice for powder rooms and compact spaces. Featuring a thoughtfully designed 7 ¾” deep basin with a single overflow hole, this sink balances practicality with refined beauty. A seamless addition to your bathroom vanity, it promises lasting charm and reliable performance for years to come.

Ceramic bathroom sinks is crafted from high-quality ceramic materials, resistant to scratches, cracks, and chips, ensuring longevity and minimal maintenance. Available in a variety of styles, colors, and designs, they allow homeowners to select a sink that complements their bathroom décor and personal taste, enabling the creation of unique and personalized bathroom designs.

Great sink, perfect dimensions for a small bathroom counter at 15" wide and 10" deep on the inside. Nice finish and modern square corners too. We first ordered another brand that was 10" deep too but only 13.5" wide. And it was too small but also looked "off" in dimensions. A 3 to 2 ratio for width to depth is aesthetically perfect.. Anonymous. Wed Aug 26 2026

Replacement of a sink that broke… nice color and true to size. Anonymous. Mon Jan 26 2026

KARAMAG 16 inches Ceramic Rectangle Undermount Bathroom Sink is one of Our Most Luxurious Sinks! The rectangular design without faucet hole is compatible with most wall-mount or countertop-mount faucets. Simple and versatile smalldesign, 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.

This was the perfect sink for our small bathroom. The material is strong, and it looks great under our marbled countertops. I highly recommend this if you need to save space!. Angela. Weymouth, MA. Fri Sep 25 2026

Our bathroom sink is made of high density ceramic. Durable, smooth, non-porous and polished surface with low water absorption for more easily to clean and maintain.

Sink was perfect for our custom made vanity. Clipped perfect to our countertop. Would recommend.. Alyssa. Aberdeen, NJ. Sat May 21 2022

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.

This is my second time buying this sink and it’s the perfect petite sink that’s still in a glossy ceramic. It’s my go to for narrow vanities.. Mariana. South Pasadena, CA. Sat Aug 15 2026

Miseno makes beautiful, high-quality home improvement products for people who appreciate style and value. We partner with contemporary designers and skilled manufacturers to create floor-to-ceiling solutions for every project. With a keen focus on simplifying your project, we make our products easy to install and include the accessories you need. Find the lighting, flooring, hardware, plumbing fixtures, and more to make every space match your ideal vision. With Miseno, style comes home.

Beautiful sink, love the rectangular shape. Makes a huge difference in our bathroom! Exactly the look I wanted although water tends to stay on bottom of sink and not drain due to flat bottom. Otherwise it’s perfect!. Laurie J. Sun Apr 28 2024

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

Love the size and depth, name brand not centered so that’s make looking that it’s crooked but is not. Monica. Sun Sep 13 2026

Miseno makes beautiful, high-quality home improvement products for people who appreciate style and value. We partner with contemporary designers and skilled manufacturers to create floor-to-ceiling solutions for every project. With a keen focus on simplifying your project, we make our products easy to install and include the accessories you need. Find the lighting, flooring, hardware, plumbing fixtures, and more to make every space match your ideal vision. With Miseno, style comes home.

A single hole faucet or widespread faucet will pair with this sink is a lot of different applications. The sink has a nice modern shape that will update any bathroom remodel. Since the sink undermount, it allows extra counter space. The vitreous china has a smooth crisp finish.. Flagagirl. Atlanta, Ga, United States. Mon Aug 22 2016

Rectangular vitreous ceramic lavatory single-bowl undermount 20" x 15" x 7-1/2"

Cracked within the first year.. Albania. Waxhaw, NC. Fri Nov 28 2025

KOHLER® Caxton has a simple, streamlined design that's as versatile as it is attractive. This oval undermount bathroom sink's 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 oval basin to just about any solid-surface countertop.

Sleek and as advertised!!. Matthew. Arlington, VA. Mon May 25 2026

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.

It is a solid, well-made sink.. Ken. Houston, TX. Fri Aug 14 2026

Perfect! Exactly what I needed. Quality!. Caron. US. Thu Oct 01 2026

Update your bathroom with the clean look of a KRAUS Elavo™ Series ceramic sink. The versatile design features a premium baked-on glaze for a high-gloss finish that’s easy to clean and complements any décor from classic to contemporary.

The perfect size for my daughters bathroom makeover! The slightly sloped sides add a nice contour than straight down into bowl. They came packaged very well and are very easy to clean, one happy customer ). Kristen. Fulshear, TX. Sun Dec 27 2020

KOHLER® Caxton has a simple, streamlined design that's as versatile as it is attractive. This oval undermount bathroom sink's 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 oval basin to just about any solid-surface countertop.

I bought two of these … great purchase and great product. Heather. New Fairfield, CT. Sun Jun 14 2026

Undermount bathroom sink constructed of 16-Gauge premium grade T304 stainless steel, not east to rust or tarnish. Easy to clean and long-lasting.

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.

Very nice sink. Just the right size for our 48 inch vanity. Pure shiny white, and stain free. My wife really likes the easy to clean shape.. Anonymous. Dayton, OH. Thu Sep 10 2026

【High-quality Material】 This bathroom undermount sink is made of premium quality ceramic with low water absorption and acid resistance. The smooth and polished surface makes it very resistant to stains and be easily maintained. Comfortable hand feeling,the glaze texture is delicate and smooth, wear-resistant and does not fade.

Exactly as described. Came quickly and in tact.. Angel. Olney Illinois. Tue Jun 17 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.

Wonderful experience with Wayfair.. Mike. Sarasota Florida. Thu Sep 17 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

Beautiful and exactly how it’s described. Bought 2 for my bathroom and I like it.. Anonymous. Mon Apr 27 2026

Anti-Yellowing Undermount Recessed Bathroom Sink:Crafted from premium ceramic with a nano-glazed surface, this undermount bathroom sink resists yellowing and keeps its bright, clean look. The space-saving recessed design is ideal for compact bathrooms, while the smooth drain ensures quick water flow without water buildup. Its versatile style blends seamlessly into any modern home, adding beauty and function. Secure packaging safeguards it during transit for an intact arrival.

Embrace a sophisticated look with KOHLER® Verticyl, featuring vertical sides for a deep, geometric basin. An undermount installation allows this square undermount bathroom sink to seamlessly integrate into your bath or powder room design.

Love the small, square biscuit color sinks! I bought 3…2 for the guest bathroom and one for one of the separate master sinks. Beautiful!. Keith. Canadian, TX. Mon May 25 2026

Update your bathroom with the clean look of a KRAUS Elavo™ Series ceramic sink. The versatile design features a premium baked-on glaze for a high-gloss finish that’s easy to clean and complements any décor from classic to contemporary.

Beautiful shape and perfect size!. Hannah. Watkinsville, GA. Tue Nov 14 2017