Ease of Use Cloth: The cloth material of this aircon window seal offers flexibility for easy installation and removal. Performance: Boasts a 105℃ vapor emission rate, ensuring safety and longevity in high-temperature environments. Material Nylon: Crafted from durable nylon, this aircon window seal withstands frequent use and extreme temperatures. Size Options 300cm/400cm: Available in 300cm or 400cm lengths, this window seal provides ample coverage for various window sizes. Design Zip and Adhesive Fast: Features a zip and adhesive fastening system for a secure, custom fit to any portable air conditioner window.