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. Besides, it is easy to install and remove, making it ideal for portable air conditioners. 2. and windproof: made of reliable polyester material, this air conditioning window seal is durable and can withstand all weather conditions. It prevents hot air from entering your room, and ensures that your air conditioner runs efficiently for a long time. 3.HASSLE FREE SETUP: With our window seal, you can set up your air conditioner effortlessly. No drilling or the use of tools required. Simply open the zip, place the hose, tighten it and attach the seal in the window frame to ensure an airtight fit. 4.Allseason window seal: ensure your ideal indoor climate with our yearround window seal for air conditioners. No removal required, simply open or close your window in any weather.