? Purchase Tips ? ? Mounting Type: Undermount. ? Drain opening: 3.5", with free drain accessories. ? Overall Size: 19.7" x 15.7", Basin(bowl) Size: 17.7" x 13.7". Features ? Manufactured with 18-Gauge, premium 304 series stainless steel construction, aim for everyday use; ? Sound-deadening undercoating and rubber sound pads on the bottom and sides minimizes sound and vibration for a quieter time at the sink; ? Sloping bottom and 4 grooves helps complete water drainage and easier cleanup; ? Proper depth of 8.7" sink avoid fatigue and backaches; ? Tight radius round corners makes cleaning easier. What's in the Box ? Single bowl * 1 pcs; ? Drain * 1 set; ? User Manual * 1 pcs