Description The mat is covered with strong anti-skidding function that effectively helps it stay in place. Protects metal and brass wheels from rust or tarnish. Caster cups designed to protect your hardwood floors, rugs and carpets. Will not tear or distend surface under the piano weight maintaining a proper pedal height. Features - Color: Transparent. - Material: Plastic. - Size: About 8.7 x 8.7 x 2cm. - Adopted by premium material, durable, stain resistant and never fade. - Protects metal and brass wheels from rust or tarnish. - Caster cups designed to protect your hardwood floors, rugs and carpets. - Will not tear or distend surface under the piano weight maintaining a proper pedal height. - Very elegant design enhances piano and room beauty providing a real classy look.Package list: 4 x Mats