Product Name: Screw on Teflon Glides, PTFE Glides, Screw Glide for Chairs Model NO.: WL-46569989 Customized: Customized Condition: New Usage: Sofa, Table, Cabinet, Bed, Chair Material: PTFE Trademark: WEILIYS Transport Package: PE Bag/PVC Bag/Color Box Package Specification: 19mm/22mm/25mm/30mm/38mm/50mm Origin: China HS Code: 4016910000 Product Description 1.Can make the heavy and big furniture to move easily,Reduces noise,Protects floors2.Protect the floor and carpet from screatching when move the furniture.3.Don't need to clean them for a long time.4.Furniture gliders out of plastic with PTFE-coating for screwing.5.With generous rubber buffer to absorb noises and vibrations.6.Hygienic & reliable furniture and floor protection from scratches and damage.Used for wooden furniture legs to reduce scratch, tremble and noise so as to protect the delicate floor and furniture.Easily installatinon:1.) please carefully clean the surfaces to which the screw on furniture sliders will drilled - then wipe dry.2.)put the furniture sliders on the wooden leg ,and put the screws into the middle hole3.) drill the screws of the furniture sliders on the leg bottom tightly.