Ultra-thin design: only 3.65 mm thick with a magnetic force of 4 kg. This self-adhesive door magnet is thin enough to not be noticed. Also strong enough to keep cabinet doors, drawers, lids, cabinet sliding doors or duet roller blinds closed. Perfect for cabinet doors in a caravan. POWERFUL ADHESIVE The double sided tape is strong enough to keep the cabinet closed without drilling screw holes to screw in. (Please note: the adhesive supplied is available in red and white and will be sent at random). Save time and also protect your expensive cabinet from damage. Also provide screws for your installation. Strong magnetic force: this drawer magnet houses a single magnet to keep the constantly open kitchen cabinet doors or drawers closed, suitable for use on the door where the latch or hinge is useless. DURABLE DURABILITY These furniture magnets are made of metal, anti-corrosion, cracking, more durable and durable than plastic. The cabinet door closer also comes with high quality stainless steel mounting screws. You don't have to worry about the screw breaking easily during the installation process. What you get: 4 x door magnet black; 16 x screws; 8 x double-sided adhesive. Please close and open the door after 12 hours so that the adhesive sticks well to this surface.