1.Made of industrial grade natural rubber material, strong and flexible.2.Built-in patten on the rubber pad bottom and blue PP part to increase friction, anti walk, keep you machine where it should be.3.lexible natural rubber, perfect material compatible with vibration and noise isolation.4.Non slip/skid,non walking,will keep washers in place and enjoy the quiet life.5.Fit compatible with most brand washing machines.Size:7*4cmMaterial:rubbercolour:bluePackage Contents:4 * Rubber PadsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.