No Drilling (6 Pack) 8*4.5cm black.Our sticky hooks are made of adhesive paper, with strong grip on the wall and long-lasting adhesion. Just peel off the self-adhesive film and stick it to a smooth surface and wait 24 hours, then you can use it; Unique Hook Design; The oval design increases the force area of the hook, making the hook and the wall fit better and more firmly; Hooks also made non-slip design, so that towels, bathrobes or small items do not fall off; Material: Towel hooks made of high-quality zinc alloy, waterproof and rust-proof, easy to clean; Perfectly adapted to bathrooms, living rooms, kitchens, bedrooms, entryways, closets, outdoor pools and other scenes that require organization; Not just towel hooks; This hook can not only hang towels, can be used to hang coat, jeans, bags, hats, umbrella, robe, big towels, pool towels and Kitchen supplies etc; Applicable wall surface: Make sure your walls are "meat walls, smooth wood,ceramic tile, glass, smooth marble" and not "cement walls, painted walls, brick walls, rough walls, wall paper, textured walls, plaster walls".