The Houzer M-175U quartz tone series granite under-mount 60/40 double bowl sink features a highly functional design for a range of culinary tasks. Made of 80% fine quartz sand and 20% high-grade acrylic, Quartz tone granite material is 3 times harder than natural granite yet, silky to touch and easy to maintain. For over three decades, Houzer has been improving millions of kitchens across America and overseas, one sink at a time. Houzer offers over 100 sensational models in stainless steel, quartz granite, fireclay, porcelain enamel steel, and copper to match any design from traditional to contemporary. Houzer believes that sinks can make your life in the kitchen easier and more enjoyable.