These 1/2" diameter stick-on pyramid shaped bumpers are designed to provide the quietest possible bumper closure available for drawers, doors, lids, and more. The domed-pyramid provides progressively more material to absorb the closure force. Made of polyurethane with an acrylic adhesive backing. These are not designed for use in load bearing applications. (like under the feet of a jewelry box). Made in USA. BS-0102 is a sheet of 25. For a sheet of 200, use BS-0103.