The length is Lay flat Length of the tube ( when without the item inside), and the length will be shortened when the mesh tube is expanded by item inside. The thicker the item worn inside, the more the length of the tube is shortened.
please understand , thank you. 

High temperature resistant to 650 degrees

1.Material: Carbon Fiber ribbon 
2.Width: 2-40MM , Lay flat Length:2M 

Packageļ¼š1pc Carbon Fabric Strape