Product material?Environment friendly silicone materials Product color?as picture show Package Included :2-piece set Product introduction? Are you still worried about the damage to your home caused by the strong wind? Are you still worried about the loud noise that the stormy weather brings to children's sleep and office work? provides you with this kind of strong adhesive silicone elastic door stopper. It doesn't need to drill holes. It just needs to tear off 3M adhesive and stick it on the floor, wall, door or any other place you want. It can bring you a quiet environment for home rest and office, and avoid furniture damage. You are worth having.