With its gently curved, organic shape, the Iron Plains® sink combines distinctive style with the extreme durability, strength and vintage soul of Kohler® enameled cast iron. This compact round basin is ideal for smaller baths and powder rooms. The painted underside allows for a striking vessel installation as well as drop-in or under-mount installation. Kohler®, 20211-P5-0, Bathroom Sink With Overflow Drain and Iron Gate Painted Underside, Round Shape, 1-3/4 in Drain Opening, 1 Basins, 12 in W x 12 in D x 6-5/16 in H Overall, Vessel/Drop-In/Under Mounting, Enameled Cast Iron, White, ADA Compliance: Yes