Designed with no-punch and self-adhesive, this door closer will not damage walls and doors, and this is also easy to install and very practical. Besides, it is made of durable material, which is wear-resistant, rust-resistant, and weather-resistant, and can be used compatible a long time. With the drawstring design, this door closer can close the room door evenly and gently to prevent the door from being damaged or making loud noises. Moreover, it has good tensile strength and a wide range of compatibility and can be securely fixed on tile, marble, glass, and other walls. It is constructed of metal material. The length of this product is 7cm and the width is 6.4cm. It is suitable compatible doors, or doors with a slightly stronger closing compatiblece. Item Name: Door Closer Material: Metal Features: Punch-free, Multifunctional, Strong Pulling compatiblece Size Details: 7cm x 6.4cm/2.76" x 2.52" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Door Closer 4 x Screws 1 x Self-adhesive Glue 1 x Glue