A simple solution to protecting your floors against scratches and scuffs these durable heavy-duty nylon chair leg tips are made with a high-density base with a metal washer to prevent chair legs from cutting through and damaging your floors. The nylon tip construction incorporates a thick tapered sidewall to add more material to the bottom and the curved bottom edge allows for installation on angled legs. For Krueger chairs folding chairs tables and other furniture. Note: Sizes are based on the "inner" diameter measurement of the glide.