The 638 Foil Undertone Glass Vessel Sink is manufactured using fully tempered glass, which is non-porous, easy to clean and resistant to stains and odors. This square vessel sink contains a golden knot pattern moving along the interior of the sink with a rich green background. A corresponding Glass Waterfall Faucet is available with this sink, which includes a matching disc and your choice of chrome, brushed nickel or oil rubbed bronze faucet. The overall dimensions for the 638 are 16 3/4" x 16 3/4” x5 3/4" x 5/8" thick and an 18" minimum cabinet size is required. As always, our glass sinks are covered under a limited lifetime warranty for as long as you own the product.