These VELCROR Brand Hook and Loop Squares are 25mm (x 24 Sets).This pack is ideal for keeping items tidy around the home or office.Keep lightweight items tidy and secure.. 25x25mm. 750g. Easy to use alternative to nails and screws. Adhesive sets in 10 minutes for light items. The adhesive reaches maximum strength after 24 hours. Pack of 24To use, clean and dry both surfaces. Peel backing paper and press firmly to surfaces. Allow 10 minutes to set.The VELCROR Brand Hook and Loop Squares are ideal for use in the home or office.