The Solnique Electrical Insulating Adhesive Paper is the ideal solution for insulating your lithium battery packs, providing superior protection and performance. Made from high-quality Highland Barley Paper, this self-adhesive paper is designed to ensure maximum safety and durability for your 18650, 21700, and 26650 batteries. With a thickness of just 0.2mm and a length of 3 meters (9.8ft), this insulating paper is perfectly sized for battery pack insulation. The strong adhesive backing ensures easy and secure application, so you can protect your batteries quickly and effectively. This insulating paper offers excellent resistance to wear, tear, and corrosion, ensuring long-lasting protection for your battery packs, even in challenging environments. Its superior insulating properties help prevent potential issues, ensuring your batteries are safe and secure. Whether you're working on DIY projects or professional battery pack construction, this versatile and eco-friendly green adhesive paper provides reliable protection, keeping your lithium batteries safe and performing at their best.