Heat Insulation & Energy SavingThis AC duct cover made of insulation material can insulate the heat generated by the exhaust pipe, keep your home cool, improve the refrigeration efficiency of the air conditioning and reduce electricity bills. The outer cover can prevent the aging of the exhaust pipe, reduce damage to the pipe and extend the service life. New Upgraded Material3-layer insulation: acrylic knitted fabric, cotton layer and EVA foam, this AC vent cover achieves better insulation effect. Make it softer to ensure the pipe sleeve can bend more easily but will not crease when installing, flexible, foldable and convenient for storage. For Universal Exhaust PipesThis pipe cover is 60" long and 50" wide and fits all brands of 5 inch and 5.9 inch diameter exhaust pipes in 60inch lengths. If the pipe cover is longer than your pipe, you can fold the extra length, then use the provided straps to fix it. Easy InstallationThe pipe protector adopts hook and loop fastener and can be installed efficiently and quickly without any additional tools. Comes with two adjustable straps for better retention. (If your hose is attached to the air conditioner, it is best to remove the hose for installation) Washable and FoldableThis air conditioner hose cover AC duct insulation sleeve can be easily removed and cleaned. Just wash it with water and dry it in a ventilated place or in the sun. You can fold it, put it in the bag and store it for next use. Note: The data are all measured manually, please allow 1-3cm error due to different light and display, there may be some color differences, please refer to the actual item received.