1. Size: 20mm * 3m * 2 rolls ( width0.79inch, length9.8ft ) including one roll of hook tape and loop tape. 2. High Up to at least 10,000 times attachment and detachment. Hooks and loops are made with intricate detail and strength to ensure maximum adhesion but leave no residue. 3. It is made of durable nylon (polyamide) and 3M double-sided adhesive tape, provides strong adhesion, resistant to heat and water. 4. can be cut to the desired size, suitable for DIY work at home and in the office. 5. Only suitable for smooth and clean surfaces such as glass, tiles, plastic, metal and wood. The surface of the hook side is more suitable for larger objects (floor, wall, table, etc.) and the loop side for smaller and light objects (mobile phone, decorative accessories, etc.).