Fluidmaster 7110T Secure Cap Universal Toilet Bolt Caps are designed to offer a high quality replacement for broken or lost bolt caps. Built to last from high quality polypropylene plastic material to resist cracks, or breaks. The screw on design secures the caps won't get knocked out of place and create a water tight seal. Showcased in a clean white colorway to match and upgrade most any toilet. This universal design works with most toilets, or bolts. Installation is easy, simply remove your old cap and nut, set the base, anti-spin washer, and old nut, then screw-on the cap, and you're done. Choose Fluidmaster Secure Cap Toilet Bowl Bolt Caps to easily cover up bolts in just a few minutes.