Glides for Emeco Stool are designed to fit authentic Emeco Stools by Philippe Starck, and are offered in three versions, for different types of use. Ensure you choose the correct size, since the glides differ for Small stool/Barstool and Counter Stool. All glides ship in a set of four, with each glide designed to fit a specific stool leg. Standard glides: TPU plastic is a softer plastic, for allround use, including outdoor. Hard floor glides: with felt inserts, for indoor use only. Carpet glides: hard polycarbonate plastic, designed to reduce friction. Also approved for outdoor use.