1. Contents of the set: One roll each of the hook tape and loop tape, with dimensions of 50m length x 20mm width. It can be cut to the desired size. 2. Temperature resistance: Usable at temperatures between -20 and 80 Celsius. It can also be used for a short time at temperatures between -38 and 110 Celsius. 3. Material: Made of durable nylon (polyamide), coated on the back with a strong special adhesive (rubber), resistant to sun and rain. The hooks and loops are made of durable material to ensure grip. It is break-down-resistant, rot-proof, wear-resistant, and will not wear out even after more than 10,000 uses. 4. Effect: Long-term and strong adhesion. After removing the Velcro, it leaves no residue on the surfaces. It can be used with strength in high temperature, low temperature, humid and dry environments without worrying that the Velcro will fall off. 5. Wide usage: Suitable for various applications such as assembling and fastening objects, fly screens (with strong glue or stapler, the loop system can be firmly attached to the net or window net), clothing and textiles, crafts, decoration and DIY. The adhesives, hooks and loops are moisture and weather resistant, making them ideal for indoor and outdoor use.