Adjustable Sleeve: This sleeve fits most portable air conditioners, having an adjustable seal and can be used in various places such as home, dorm, apartment, hotel or workplace. Improves Cooling Performance: By reducing the temperature of the pipe with its good thermal insulation effect, this AC pipe insulation sleeve helps improve the cooling efficiency of the air conditioning and enhances your comfort level. Reusable and Sturdy: This AC pipe insulation sleeve is reusable and can last for a long time. It is made of Oxford cloth composite material which is washable and does not get damaged or deformed easily. Energy-saving space: By reducing light exposure in summer, this AC pipe insulation sleeve helps you reduce your cooling costs and save energy. It also prevents dust from accumulating on your pipe and affecting its performance. Simple to install: This AC pipe insulation sleeve allows you to easily store it when you don't need it and carry it effortlessly wherever you go. It is