Stays Put! Designed to Stay in Place When Machine is Lifted Designed for Hard Floors: Protects Floors and Keeps Machine in Place Washable, Easy to Clean Bright, Vivid Colors to Match or Contrast Any Game or Game Room No Gouge Pinball Rubber Leg Leveler Casters, Pinball Footies, Foot Cups, Set of 4 Designed for Hard Floors These Footies Keep Your Machine in Place Better and Protect Your Floors Great Colors to Match or Contrast Your Game or Mods Will not fit nylon-bottomed pinball feet. 44mm Inside Diameter