Gorillaglide CB253 1” round screw on furniture sliders make moving furniture effortless and reduce noise when sliding chairs on carpet and hard surface floors. Ultra-low friction slider disc on bottom of glides safely protects floors from furniture damage when moving chairs, tables, furniture or décor. These floor protectors prevent furniture legs from scratching or scuffing floors made of tile, carpet, slate, timber decking, ceramic, and more (GorillaGlides are not recommended for protecting wood, laminate, or vinyl floors - use GorillaFelt or GorillaFelt CB2514 replacement felt slider caps instead). Ideal slider feet for kitchen chairs, dining chairs, stools, end tables, and furniture legs 1 inch to 1-1/2 inches in diameter. Not for use on furniture legs under 1" in diameter. Includes 8 Gorilla gliders that are 1 inch round and 8 screws for secure attachment under chairs - also features self-stick adhesive backing for quick attachment. Replacement slider cap inserts sold separately - see GorillaFelt CB2514 felt cap inserts or GorillaGlide CB254 slider cap inserts.