Features: Enhancing your portable air conditioning's efficiency with this 3 layer insulation sleeve featuring aluminum film, cotton, and Oxford fabric, designed to reduce heat transfer and save energy year round. The universal 59 inch cover integrates a tool free hook and loop strap for quick installation on 5”/6” hoses while reflecting heat with its silver aluminum exterior. Ideal for homeowners and renters seeking to optimize portable air conditioning performances in apartments, or seasonal rooms by minimizing energy waste. Use it during summer cooling cycles to prevent cold air loss or winter heating modes to retain warmth, maintaining consistent indoor temperatures in any weather. Adaptable, this dust resistant air conditioning hose cover withstands extreme temperatures while fitting most portable units, ensuring long term thermal protection. Specifications: Material: Polyester Length: Approx. 59inch(150cm) Package Includes: 1 Set Hose Heat Insulation Sleeve note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.