This small radius degree cornered single bowl barandprep square sink provides additional space and a fresh modern industrial look for any kitchen prep or barl. Channel groves are at the bottom of the sink to divert water for proper drainage. A great addition to your home.Exterior Dimensions: 15" x 15"Interior Dimensions: 13 x13"This sink is crafted from 304 stainless steel in a lustrous satin finish.Nantucket Sinks are sprayed with a special insulation to reduce condensation.Rubber padding is applied for noise reduction.Limited Lifetime Warranty.16 GaugeMount Type: UndermountSink Type: UndermountBowl Type: Single BowlNumber Of Bowls: 1Sink Shape: SquareInterior DampSinks OnlyDrain Opening: 3.5Sinks OnlyDrain Included'': YesSinks OnlyDrain Required: 3.5" Standard