Houzer GEMO N-100 COLORADO Gemo Series Topmount Granite Single Bowl Kitchen Sink, Colorado Overall size 23.62" X 20.87", Bowl 20.75" X 16.44" X 8.66" deep Quartztone Granite Extremely tough and durable surface with 80% Quartz Fits 30" cabinet Non-porous surface, silky to the touch, Optimum hygienic protection.