Command Picture Hanging Strips are an innovative solution for hanging picture frames and artwork securely and damage free. They hold strongly and remove cleanly using 3M stretch release technology. 2 pairs of medium strips can hold one frame weighing up to 2.5 kg, measuring up to 30 cm by 45 cm. 2 pairs of large strips can hold one frame weighing up to 3.5kg, and measuring up to 45 cm by 60 cm. 4 pairs of medium strips can hold one frame weighing up to 5 kg, and measuring up to 45 cm by 60 cm. 4 pairs of large strips can hold one frame weighing up to 7 kg, and measuring up to 60 cm by 90 cm. Packaging for this item is made with FSC Mix certified fibre with minimum of 90% recycled content. All glues and varnishes used to produce the packaging are solvent-free. The packaging is 100% recyclable in existing household waste streams.