No more nail holes, cracked plaster or sticky residue. Command™ picture hanging strips make decorating quick and easy. One click tells you picture hanging strips are locked in and holding tight. Excellent of all, when you are ready-to take down or move your pictures, they come off cleanly - no nail holes, cracked plaster or sticky residue. Command™ picture hanging strips come in three sizes: small strips hold most 8 x 10 in frames, medium strips hold most 18 x 24 in frames and large strips hold most 24 x 36 in frames. Contains 4 sets of strips. Holds up to 3 lb per set.