Features 1.Function: This wheel pad can reduce the friction between casters and the floor, protect the floor from damage and scratches, and fix furniture avoid easy movement 2.Concave Design: The furniture caster cup adopts a concave design, which can fit well with the wheel and ensure stability 3.Universal Size: This furniture pad measures approx. 8x7x2cm/3.1x2.8x0.8in with an inner dimension of approx. 5.6x2.5x1cm/2.2x1x0.4in, can fits most wheels 4.Felt and EVA Material: This caster cup is made of eco friendly felt and EVA material, which is soft and elastic, cushioning and shock absorption 5.Application: This wheel pad is suitable for tile and wood floors, and can be used for furniture with wheels such as chair, sofa, chaise longue, table, bed, etc. Specification Item Type: Felt Caster Cup Material: Felt+EVA Shape: Rectangle Size: Approx. 8x7x2cm/3.1x2.8x0.8in Inner Dimension: Approx. 5.6x2.5x1cm/2.2x1x0.4in Suitable Floor: Tile floor, wood floor Applicable Scene: Office chair, refrigerator, freezer, children bed Installation Method: Directly cover on the roller Package List 5 x Felt Caster Cup