Blanco 440064 Performa Silgranit II Cascade Sink, Anthracite, 32.00 x 19.50 x 10.00 inches Drain not included Raised ledge for placement of colander to rinse fruits, vegetables and utensils. Functional drain grooves remove excess water into main sink Undermount with ultimate utility Bowl depths: 10'' & 7-3/4'' Required outside cabinet: 36'' 80-percent rock hard granite Bowl depth 10-Inch and 7-3/4-Inch Outside dimensions 32 inches by 19 1/2 inches Anthracite Drain width 3-1/2 inches 80-percent rock hard granite Bowl depth 10-Inch and 7-3/4-Inch Outside dimensions 32 inches by 19 1/2 inches Anthracite Drain width 3-1/2 inches