Set of 4 doorstopsDoorstop semicircular, plastic material, self-adhesive, transparent design makes door stops completely transparent, so they blend neatly into the surface of your floor. Dimensions of door stopper : 1.66x1.57x0.9 inch. Easy installation Self-Adhesive floor stopper without screws and drilling, simply remove the adhesive film from the Clear door stops bottom and stick to the desired position. Step1: Clean the surface of the floor; Step2:Tear off the adhesive backing from this door stop; Step3:Stick the door stop on floor and press for 5 seconds. Remove without residueBy simply turning clear floor door stopper, it can be removed quickly and easily without leaving any residue. Perfect protectionThe adhesive door stoppers are made of soft TPE plastic,material, transparent, odorless, and invisible; The thickened rubber pads make good cushioning performance and helps protect hardwood and laminate floors from scratches and dents, shockproof and will not generate noise. Applicationdoor sopper with adhesive Secure hold on all smooth floors, e.g. Laminate, parquet, tile, stone, linoleum.If any problems of the product please feel free to contact us, We will solve the problems with your satisfaction.