Adjustable Clip Diameter: The clips are adjustable in design with diameters ranging from 65mm to 89mm. Suitable for different pipe sizes. Fiberglass Material: This material has excellent high temperature resistance. However, there may be slight smoke and odor during the first combustion. No need to worry. It is a small amount of wax. Removable and Refillable: By adjusting the clips, you can remove the insulation sleeve. This design allows the package to be recycled multiple times, which is more convenient and environmentally friendly. Fire and High Temperature Resistance: The flame-retardant pipe sleeve can withstand a temperature of 1650. (Note: Burning may appear a black strip, belongs to the normal carbonization loss, does not affect the use of the product) Widely used: The heat insulation flame retardant tape can be widely used in various scenarios, such as wood stoves, exhaust pipes, power lines, etc. Note: The data are all manually measured, please allow an error of 1-3 cm. Due to differences in light and display, there may be some color differences, please refer to the actual item received.