Damage-free hanging, holds strongly and removes cleanly|Easy to apply, no need for nails, screws or drills|Strips stretch off cleanly without leaving holes, marks or sticky residue|Suitable for most smooth surfaces including painted walls, tiles, metal and wood|Keep frames flat and secure to the wall, discreet strips are hidden behind the picture frame|Strips lock and relock so frame can be removed and repositioned|Holding Power: 4 sets of small strips can hold one frame weighing up to 18 kg, and measuring up to 20cm by 25cm 4 pairs of medium strips can hold one frame weighing up to 54 kg, and measuring up to 45cm by 60cm|Pack contents: 4 sets of small strips, 8 sets of medium strips|Size: Small and Medium|Colour: White|Strip type: Interlocking Picture Hanging Strips|See usage instructions: Wait 7 days after painting before use After attaching to wall wait 1 hour before hanging anything on the strip/hook Ideal for solid, hollow and painted walls Do not use on wallpapers, vinyl surfaces, or other delicate or weak surfaces