Medium picture hanging strips for hanging framed photos and artwork securely and damage free. They hold strongly and remove cleanly using 3M stretch-release technology. Strips stretch off cleanly without leaving holes, marks or sticky residue. 4 sets of strips can hold one frame weighing up to 5.4kg and measuring up to 45 by 60cm. Suitable for most smooth surfaces including painted walls, tiles, metal and wood. Do not use on wallpapers, vinyl surfaces, or other delicate or weak surfaces. Not suitable for humid environments. Removable Adhesive No Need for Nails or Screws Damage-Free Hanging Easy to Reposition or Remove Holds on Strongly Removable Adhesive No Need for Nails or Screws Damage-Free Hanging Easy to Reposition or Remove Holds on Strongly