The Sunstone Over/Under Single Sink is entirely hand-built constructed with 304 Stainless Steel 16,18, & 20 Gauge Material Grades, it is uniquely designed as Outdoor Friendly with its included sturdy cover with handle and is made to match with other Sunstone Sinks and Ice Box. This Single Basin Sink can be installed as either Over or Under Counter with all necessary hardware and instructions included. This Sink has a zero radius design 20 In. width x 20 In. depth by square inch which adds a modernistic element to your indoor or outdoor kitchen, with 90 degree angles and sharp edges. For easy installation, all mounting hardware is provided along with Spec. Sheet and Instructions. The Extra-Deep Sink Basin at 12 Inches with Cover is constructed with all 16 Gauge and 20 Gauge sink basins far thicker than Deep-Drawn sink types. Experience Sunstone Quality redefined and make your new kitchen dream come to life.