Includes four replacement rubber tips for canes, shower benches, walkers, etc. Molded rubber tips include metal ring to prevent wear.Designed for Walkers & Commodes only, not intended to be used on other medical devices and household items including but not limited to Crutches.To ensure proper fit take tip off of the bottom leg of either Walker or Commode and measure outer diameter of the bottom leg tubing. If the measurement is 1” then use our model #T40100 tips, if 1 1/8” then use our model #T40118 tips.For proper installation remove lower leg tubes and remove worn tip. Place replacement tips on hard flat surface and start inserting tube on an angle before straightening while simultaneously pushing down. PLEASE MEASURE YOUR CANE OR WALKER BEFORE PURCHASING!