General description You will get 600 pieces of white round self-adhesive hook and loop fasteners, including 300 pairs (300 pcs hooks + 300 pcs loops), with a diameter of 20 mm. They are very useful in daily life and work. Technical specifications Quantity: 600 pieces Pairs: 300 pairs (300 hooks + 300 loops) Diameter: 20 mm Material: Durable nylon Usage Ideal for long-term tool organization Suitable for hanging, mounting, ornament display, storage, and fabric crafts Adhesive reaches maximum strength after 24 hours Can be attached to smooth and dry surfaces such as paper, metal, glass, plastic, porcelain, and wood Risk of premature release on the top of fabric crafts Other information Easy to use: Simply remove the hooks and loops from the plastic film and stick them on the two objects you want to connect. Press firmly to secure. No drilling or damage required.