EASY INSTALLATION. Simply remove the 3M adhesive at the base and affix it to the wall or a piece of furniture. No screws are needed to be drilledLONG TERM PROTECTION. The door stopper prevents doors from hitting the wall or furniture protecting from door knob scuff marks.PREMIUM QUALITY. Made from durable stainless steel. Heavy duty, rust proof door stops cushioned by strong rubber to prevent damage to the door, wall or furniture. It uses 3M VHB (Very High Bond) which has stronger adhesive than ordinary 3M.VERSATILE & ADAPTABLE. The door stop can be placed in awkward places needing protection from any kind of bumping or scuffing like skirting boards, side tables, wardrobes etc. Note: 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. Sold by-Minnanxin