Breuer Chair Glides - Replacement Single Prong U-Shape Plastic Caps in Black (Set of 4) - MADE IN ITALY Plastic, snap-in-place glide - Made in Italy! 1.125"W x 1"D x 1"H Glides will easily snap on to the bottom of your breuer chrome chair frames Breuer floor glides help protect your floors from wear and tear These heavy rubber glides will protect your floors for many years Single prong glides fit frames that have at least one hole on bottom for glide to fit properly