Made of aluminum coil, added anti-corrosion and anti-aging film, strong corrosion resistance and anti-aging effect. thicker and heavier than similar products, toxic-free, strong adhesive, high density waterproof, UV resistant, vapor prevent. The main function of this tape is to provide effective waterproofing for any surface to prevent water penetration and damage. After use, this tape will form a sturdy and durable seal to prevent cracking, peeling, and tearing. This waterproof tape is engineered as a see-through yet heavy duty weatherproof tape that expertly withstands rains as well as summer days, temperature range is between -15°C to 120°C . The tape firmly sticks to rough and uneven surfaces of all kinds including wood, plastic, glass, vinyl, brick, stucco metal and rubber for a seal that locks and lasts. It can be used to repair or seal ventilation ducts, heating or air conditioning equipment, home maintenance or decoration, such as fixing loose furniture, repairing damaged items, making handicrafts, etc. It can also be used in emergency situations, such as bandaging wounds or modifying vehicles.