Say goodbye to holes, marks and sticky residues with Sawtooth Picture Hangers. Use these damage-free picture hanging hooks to keep your walls looking beautiful. Hangers are easy-to-use and require no nails, screws or tacks. Hang photo frames and more with no hassle, no holes left behind and no harm done. Durable hangers hold up to 4 lb. Compatible indoor surfaces include painted walls, smooth ceilings, finished wood, glass, tile and metal.