[T304 Stainless Steel 16G Construction] This 33" farmhouse sink is constructed with heavy-duty 16-gauge T304 stainless steel. The gunmetal black finish is applied as an outer layer using an innovative Nano-PVD technique, offering anti-physical scratching, anti-pot bowl bump, no water trace left, anti-freezing heat, non-seepage water, long-lasting durability.[Nano Surface Technology] The gunmetal black finish is applied as an outer layer using an innovative nano technique, making it incredibly tough and resistant to wear or peeling. The nano surface repels water and oil like a lotus leaf.[Unique Design] The back of this 33-inch stainless steel farmhouse sink features an anti-condensation coating and a 3mm thick noise-reducing rubber mat that prevents damage to the cabinet from condensation formed by temperature changes, as well as reducing noise when the farmhouse sink is in operation. The X-shaped water guide ensures quick cleaning and complete drainage.[Dimensions] External Dimensions:33 x 21 x 10 inch, Internal dimensions: 31 x 16.55 inch. Minimum cabinet size is 36 inch. Farmhouse Sink rear set 3.5" drain hole that matches most kitchen appliances and fits the most common garbage disposal system.[Included in the Package] Comes with this kitchen sink: 1 x 304 stainless steel dish grid, 1 x drain assembly, 1 x drying rack,1 x pack clips, 1 x cutout template and installation instructions.