Advantage:[Material] - Made of plastic and soft felt pads, the plastic shell resists cracks and deformation, while the felt layer prevents scratches and dampens noise.[Design] - The U-shaped groove, combined with a felt pad, absorbs impact, reduces scraping sounds, and keeps chairs gliding smoothly.[Easy To Use] - The u-shaped chair legs cover is easy to install and remove, wrap the opening section over the bottom of the chair legs.[Wide Application] - Suitable for dining chairs, bar stools, office chairs, patio sets, and more. Works on hardwood, tile, laminate, and vinyl floors.Specification:Material: Plastic/Felt PadColor: BlackLength: 40mm/1.6 inchInner Diameter: 22mm/0.8 inchWidth: 20mm/0.8 inchPackage Content: 6 Pcs x U Shaped Chair Leg Cover.