High-Quality Pure Copper for Durability: Royilink copper flashing roll made from C110 99.95% pure copper, meets ASTM B152 & RoHS standard, ensuring superior durability and corrosion resistance. Making it a reliable choice for long-term roofing and building protection Superior Waterproofing Protection: Designed to prevent water leaks, our pure copper sheet roll protects roofs, window sills, chimneys, and gutters, keeping building safe and dry Elegant Appearance with Natural Patina: This copper flashing will develop a beautiful patina over time, adding a classic and high-end look to your building. It is ideal for restorations Easy Installation and Versatility: Flexible and malleable, this copper roll is easy to cut, bend, shape and install. Package also includes 1 pair of working gloves and 20pcs 1 inch long copper nails, making it perfect for a variety of construction needs Eco-Friendly & Sustainable Choice: 100% recyclable, this copper roof flashing meets green building standards, supporting environmentally responsible and sustainable projects Royilink copper flashing rolls are made from C110 99.95% pure copper, ensuring superior durability and corrosion resistance for long lasting protection. With its superior waterproofing proteciton function, it is great for any rooftop project. The elegant appreance makes it great look, it will patina over time. It is also great for making any craft or DIY project. Package comes with 1 pair of hand gloves and 20pcs copper nails for a variety of construction needs. The material is 100% recyclable and meets green building standards, supporting environmentally responsible and sustainable.