DURA-GRIP&reg; Heavy Duty 4" Square, 3/8" Thick Non-Slip Rubber (No glue or nails) Furniture Floor Pads, Protectors-Set of 4 NON SLIP: ABSOLUTELY stops any furniture from sliding on any hard floor - NO STICKY TAPE OR NAILS! - Unique texture grips to furniture and floor FURNITURE: Use under Sectionals, Beds, Chairs, Recliners, Tables, Ottomans, Sofas - Any furniture meant to stay in place CONTENT: Set of 4" square, 4 pieces - 100% dense recycled fiber center between 100% natural textured layers of solid rubber FLOORS: Safe and effective on Hardwood, Laminate, Tile, Vinyl, Marble, Linoleum, Concrete - All hard floors 100% AMERICAN: Made in The USA in our CT warehouse - CRI Green Rated, made with recycled materials