Superior Quality-- This 30 inch kitchen sink drop in is made of T304 16 guage thick panel stainless steel. Kitchen sink surface is a matte black finish with hitnts of stainless steel,very similar to color of black stainless steel appliance. Drop-in Topmount Matte Black Kitchen Sink Features-- The kitchen sink with GUNMETAL MATTE BLACK nano brushed the effect like Lotus leaf, no wate and oil trace left .Very easy to clean,anti-freezing heat and non-seepage water ,1000℃ high temperature do not fade.The performance is higher than the general nano, anti-steel ball, anti-physical scratching, anti-pot bowl bump. This matte black drop kitchen sink with X-shaped diversion water design, with a gently sloped bottom that prevents standing water inside the bowl fast drainage, no blockage. Kitchen Sink Size and Accessories---30"x 22"x 10" (minimum cabinet base is 33"). What's on the box: Include a 30 single bowl kitchen sink, 304 stainless steel dish grid, basket strainer,drying rack,cutout template and installation introuction.