As a part of the Purist collection, this shower base captures the language, feeling, and art of water with its simple design lines. This 48-inch rectangular base features a single threshold and a distinctively patterned slip-resistant floor for added safety and convenience. Safeguard® slip-resistant finish for added safety. Single threshold for tile-in or drop-in installation. KOHLER® enameled cast iron. Center drain. Coordinates with other products in the Purist collection.