Upgraded zipper model: The air conditioner hose cover is more convenient to use with a zipper, not easy to fall apart, no need for straps, and more convenient to use. Universal size: This portable air conditioner exhaust pipe insulation cover is 55 inches long, which is enough to use and fits most air conditioner exhaust hoses with a diameter of 5 and 5.9 inches. Easy to install: It only takes a few minutes to put this insulation cover on the portable air conditioner hose without the help of other tools. Heat insulation and cooling efficiency: The portable air conditioner hose insulation cover adds a heat insulation layer to reduce the heat generated by the exhaust pipe and keep your house comfortable. Washable and removable: Easy to disassemble and clean. It can be washed with water and dried for easy storage. Color: As shown Material: Double Oxford Cloth Package Contents: 1* Hose insulation cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.