[Minimal Wall Damage]:These picture hangers only leave small pinholes on the wall,minimizing damage to the maximum extent [Premium and Reliable]:The picture hanging kit is made of metal and ABS material,which is sturdy,and smooth for a long time [Suitable for Different Types of Walls]:Hardwall hangers are suitable for various wall surfaces.They work well on slag block walls,brick walls,lime walls,plaster walls,gypsum walls,concrete walls,sticker walls,wooden doors,and cork boards [Easy Installation]:Easy to install and hang with simple tools [Application]:The Non Trace Picture Hooks are suitable for photos frame,picture frame,weddings,digital paintings,cross stitches,exhibition paintings,wall clocks,etc, Weight: 0.2866009406 Pounds, Manufacturer: ALCXAZS