Smart Series two compartment drop-in sink. One piece seamless stainless steel bowls. Self rimming design. Flat deck allowing more faucet options. Sound deadened bowl. 18 gauge type 304 stainless steel. Each bowl size is 14" wide x 16" front-to-back x 10" deep. 3 1-1/8" holes. Overal dimensions: 33-1/2"L x 21"W. Cutout (1-1/4" radius corners): 32-3/4"x20-1/4". Standard mounting clips included. For countertops over 7/8" thick, use K-28 mounting clips. Stainless steel 1-1/2 IPS basket drain.