The GV300 is a glass vessel sink is manufactured using fully tempered glass. This allows for high temperature to make it heat resistant. Glass is non-porous and makes for a more sanitary than other materials. It will not absorb stains or odors and is easy to clean. This classic bowl-shaped vessel is made with galaxy look glass tint. The overall dimensions for the GV300 is 16 1/2″ x 16 1/2″ x 5 3/4″ and an 18″ minimum cabinet size is required. As always, our glass sinks are covered under a limited lifetime warranty.