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. Two installation options -drop-in or under-mount -make this sink a flexible choice for a wide range of bathroom configurations. Kohler® Bathroom Sink, Iron Plains™ Wading Pool®, Rectangular, 17-1/2 in L x 14-3/4 in W Bowl, 1-5/8 in Drain Opening, 1 Basin, 18-9/16 in W x 15-3/4 in D x 6-5/16 in H, Drop-In Mount, Enameled Cast Iron, White, ADA Compliance (Yes/No): Yes