Features:Strong magnetic power keeps the door open and prevents it from banging to the wall.No more door slamming against the wall and avoid the door being closed suddenly.Made of high quality stainless steel and plastic material.Two installation method: mount by adhesive tapes or screws.Suitable for most doors on the market. Great for baby room, bedroom, dorm, etc.Specification:Material: stainless steel + plasticColor: silverDoor stopper diameter: 4.5cm / 1.8Height: 3cm / 1.2Washer diameter: 2.5cm / 1Quantity: 6pcs