Product Description Size: 10cm*1.5m, 20cm*1.5m, two sizes available High-Quality Tape: Waterproof butyl tape provides a clean and airtight seal for repairs to RVs, windows, ship hulls, glass, and EPDM rubber roofs. It will not melt for no reason. No need to spend time and effort searching for high-quality tape anymore, this tape is your best choice, as no other brand on the market offers such high-quality tape. Easy to Install: Our tape is easy and quick to install, especially suitable for narrow corners, rough textures, uneven surfaces, and most jagged surfaces. You can also easily apply it to special patterns. Seamless after installation, it reliably seals against moisture, steam, corrosive chemicals, and other leaks. The surface can be painted, making your installation area a seamless, clean, and durable waterproof workspace. Pure Material: This butyl insulating tape is made from pure butyl rubber. Our products contain absolutely no impurities or inferior materials, therefore, their performance is not affected. Made with high-quality materials, this tape is durable and provides users with optimal performance and a superior user experience. It also boasts excellent waterproof properties, effectively preventing leaks. Satisfaction Guarantee: We use premium butyl rubber to manufacture our tape. Please feel free to try our product; we believe you will see the results and be satisfied with your purchase. If you are not satisfied with your purchase for any reason, we will not be satisfied either. Your satisfaction is our top priority.