Low-profile bolt caps create a sleek, minimalistic look and simplify cleaning;Conceals floor bolts on toilet;Unlike standard T-bolts, no bolt cutting is required;Caps firmly secure to washers and won't pop off;Installation is as fast and easy as traditional bolt caps;Offered in 10 colors, designed to match exactly with Kohler toilets;Clean Caps come standard with all Kohler concealed toilets, including San Souci touchless (K-4000), San Souci (K-5172), Kathryn (K-3940), Portrait (K-3826), San Raphael (K-3466), Memoirs Classic (K-6999), and Memoirs Stately (K-6669)