Size:3/4" I.D. x 10FT( 20MM I.D. x 3M ),Width is 4.1 Inch(105MM) Aluminized Heat Sheath Heat Wrap Wire Shield Sleeve --3/4" ID x 10ft Adjustable Silver Heat Shield Sleeving Wire For Car&Auto Wire Loom Ultimate Heat Shield Protection Features: Aluminized Sleeving Heat Sheath is an aluminized sleeving sesigned to slide over wires,cables and hoses. Convenient to use,comes with a hook and loop closure design along the open edges, the diameter of heat shroud aluminized sleeving can be adjusted arbitrarily to suit you. Heat sheath aluminized sleeving provides ultimate protection from extreme heat as well as chemical and oil spills, dirt, grease and road grime. Constructed from a high temperature fabric and bonded to an aluminized material to reflect heat. Wide applications,Helpful addition in your life, can be any cable,wiring, fuel lines, brake lines, intake tubes, pipes, spark plug wires, battery cables, A/C hoses, and more. Package includes: 1 x Heat shield sleeve 20 x Stainless steel cable metal zip ties Attention: 1.Please make sure the size before buying the fuel line heat shield, this Wire Heat Sleeve I.D is 3/4 inch. 2.Heat shield sleeve can be cut to the length you want. 3.With the zip ties wire heat shield can be more tighter.