AC Hose Insulation Sleeve for Improved Cooling Efficiency: This flexible sleeve wraps around your exhaust hose or AC pipe to minimize heat loss, reduce energy consumption, and improve the overall performance of portable air conditioners in any room. Heat Resistant & Dust Resistant for Cleaner Airflow: The insulated layer helps block external heat and sunlight while preventing dust and debris from entering the duct - ideal for improving air quality and temperature control in dorms, hotels, offices, and home spaces. Easy Fit & Installation on Most AC Hoses: Designed to fit standard portable exhaust tubes, this sleeve is lightweight, stretchy, and easy to install - just wrap, zip, or tie (model dependent) for instant heat protection and aesthetic enhancement. Durable, Waterproof, and Wear-Resistant Material: Made from fabric Made of high-quality insulation with a protective outer layer, it withstands daily wear and tear and environmental conditions, making it suitable for long-term use in high-traffic or exposed areas. Perfect for Home, Work, Dorm, or Travel AC Setups: Whether you're living in a dorm, staying in a hotel, or using portable air conditioning in an office or bedroom, this insulation blanket is a smart and convenient addition to your cooling setup.