Brand new item unopened box.

Elkay Crosstown 18 Gauge Stainless Steel 31-1/2" x 18-1/2" x 9", Equal Double Bowl Undermount Sink Kit with Faucet

Measurements:

Dimensions (in): 31.5L x 18.5W x 9H

Minimum Cabinet Size (in): 36

Bowl 1 Dimensions (in): 14.5L x 17W x 9D

Bowl 1 Drain Size (in): 3.5

Bowl 2 Dimensions (in): 14.5L x 17W x 9D

Bowl 2 Drain Size (in): 3.5
Note- pics taken from internet and I don't have their copyrights.