The Lumenier Indestructible Kevlar straps are guaranteed to hold up! Each strap is made from ultra-durable Kevlar thread woven together for maximum strength with strands of rubber woven into the Kevlar providing a no-slip surface for a secure grip on the Lipo battery. The straps also feature a super strong steel ring and new box stitchingRubber strands woven into the strapWelded closed steel ringNew box stitchingSpecificationsSize: 20x500mmWeight: 12.97g ea.Includes2x Lumenier Indestructible Kevlar Lipo Strap - 20x500mm