STERLING 11401-4-NA Southhaven 33-inch by 22-inch Top-mount Double Equal Bowl Kitchen Sink, Stainless Steel Self-rimming style with curved deck design 7" Basin depth; double equal basins are great for multi-tasking 3-5/8" Drain opening Four-hole faucet punching SilentShield, an exclusive sound-absorbing system, reduces noise and vibration