JCP Heat-Resistant Header and Exhaust Pipe-Wrap Kit (Black, 1" Wide - 25ft) JC Performance 100% Virgin Fiberglass / Tested to withstand 1200F of continuous exposure, UP TO 2100F radiant heat Wrap Dimensions: Length: 25 total feet, Width: 1 inch, Thickness: 1/16" Our fiberglass wraps are proudly made without Asbestos Designed to provide maximum heat retention for the user with premium lock weave technology STAINLESS STEEL TIE SPECS: Length: (4) 12", Width: 3/16", Tensile Strength: 125 lb, Material: 310 Stainless Steel, Finish: High Polished Mirror Shine, Ball Lock Rounded Edges, Easy To Use Will Never Rust!