1. Environmental protection: this air conditioner window seal prevents hot air from entering your room, effectively reducing power consumption and saving you money on your bills. It is also easy to install and remove, making it ideal for portable air conditioners. 2. Uncompromising windproof: Constructed with highquality waterproof polyester, our air conditioning window seal is exceptionally durable and provides windproof protection against any harsh weather conditions. 3. Easy installation: no drilling or other tools required, simply place the air conditioning hose in the window frame, open the zip, tighten the zip around the hose, and simply attach the window seal to the window. 4. Effortless temperature retention: Enjoy the perfect temperature at any time with our easy to use air conditioning window seal. In cooler weather, it does not need to be removed, just open or close the window. Come next summer, reinstallation is a breeze.