Features: * UNIVERSAL DESIGN: The portable air conditioner hose cover is suitable for most brands of 5-inch and 6-inch diameter exhaust pipes, and the length is about 59 inches. * KEEP HOME COMFORTABLE: The portable air conditioner hose cover adds insulation and reduces exhaust heat to keep your home comfortable. * Energy saving: cool air flows in and out in summer, improving the cooling efficiency of the air conditioner and reducing cooling costs. In winter, silver hot air is used to enter and exit to improve heating efficiency. * Quick Installation: Integrated hook and loop for easy installation without additional tools. * Using the best three-layer material of aluminum film + cotton cloth + Oxford cloth, it can be used in all seasons and under hot and cold conditions, which can provide you with energy saving and heat preservation throughout the year to achieve the best energy efficiency Specification: * Material: aluminum film + cotton + Oxford cloth * Color: Black, Silver * Size: about 59*21 inches * Quantity: 1PCS Package content: 1 x Air conditioner hose cover Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.