[Universal Design]: Portable Air Conditioner Hose Cover fits most of 5inch (about 12.7cm) diameter and 6inch (about 15.2cm) exhaust pipes, and a length of about 59inch (about 149.9cm). [Home Comfort]: The portable air conditioner hose cover has added insulation to reduce the heat of the exhaust pipe and keep your home comfortable. [Energy saving]: In , the cold air is and exported, which improves the cooling efficiency of the air conditioner and reduces the cooling cost. silver hot air in and out in winter to heating efficiency. [Quick Installation]: Integrated hook loop for easy installation without additional tools. Using the materials, three layers can be used all year round and can be used in cold and hot conditions, which can you with year-round energy saving and insulation for optimal energy efficiency Colour:black Material:cloth Package Contents: 1 x Hose Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.