Featuring sturdy, stain-resistant plastic construction, this KOHLER® Lustra toilet seat blends with any bathroom decor. Contoured for comfort, the seat fits most round-front toilets. This Quick-Release™ round-front toilet seat features innovative technology that makes it easy to install and clean. Kohler® Toilet Seat, Lustra™, Round Bowl, Quick Release Hinge, 16-5/8 in Bolt to Seat Front, Closed Front, Plastic Hinge, 5-1/2 in Mounting Hole, 14-3/16 in Width, 1 in Height, 15-13/16 in Length, Plastic, Biscuit