Command� Large Picture Hanging Strips hold up to 7.2kg per 4 sets for frames sized 60cm x 90cm. Ideal for black or dark coloured fra mes. Command� Picture Hanging Strips make decorating quick and easy. No nail holes or sticky residue. They feature Interlocking Fast ener technology and lock your pictures in place. When you aree ready to take down or move your pictures, they come off cleanly witho ut damaging walls. Follow all back of pack instructions.