These VELCRO® Brand Hook and Loop Coins are 16mm (x 16sets). Keep lightweight items tidy and secure. These can be used to keep items tidy and secure such as small household tools, notice boards, electrical appliances and much more . 16mm x 16 sets . 300g . Easy to use . Alternative to nails, screws & glues . Holds up to 450g per coin set . 16 coin sets per pack To use, clean and dry both surfaces. Peel backing paper and press firmly to surfaces. Allow 10 minutes to set. The VELCRO® Brand Hook and Loop Coins are ideal for use in the home or office.