Temperature-Reducing Sleeve An insulation sleeve that protects cooling performance and enhances comfort by reducing energy loss through an innovative temperature-reducing design. Effortless Assembly Quick-release design enables tool-free attachment and detachment, making maintenance of portable AC hoses easy and efficient. Optimal Fit for Hoses Compatible with standard hoses measuring 5.1 to 5.9 inches and providing full coverage at 59 inches in length. Ideal for multiple AC units and portable air conditioners without compromising fit or function. Sturdy and Reusable Made from Oxford fabric, this reusable hose protector is washable and machine washable, delivering durable protection and easy upkeep. Use scenarios - Home or office use with a portable air conditioner to improve cooling efficiency while reducing energy loss. - RV, camper, or travel setups where hoses run across compact spaces, offering protection and easy removal for transport. - Seasonal storage or routine maintenance, with repeated reuse and simple cleaning thanks to machine washable fabric.