Description: Material: polyester Size:92*25CM/36*9.84inches,300*32cm/118*12.6inches,400*37cm/157.4*14.8inches Color:as picture 1.High quality 210D polyester fabric:Made of nano high-density 210D polyester fabric, durable and waterproof. Not easy to tear, resistant to high temperature, corrosion, and environmentally friendly. 2.Easy to install: No need to drill holes, just open the window about 10 inches (about 25.4 centimeters), place Velcro on the four sides of the window frame, and then seal the window onto the Velcro. 3.No More Hot Air:Window Seals keep warm air away from your portable air conditioning hose by locking the hose between the window frame and the window itself. Our window sealing creates a 'closed environment' to keep your room cool for a longer time. 4.Adjustable length:Our communication window sealing strip can be adjusted from 24.4 to 28.3 to 32.3 to 36.2 inches , suitable for sliding and hanging windows. 5.Universal:Suitable for all portable air conditioners and drum dryers, regardless of manufacturer. Whether it's a left or right opening window, a bottom hanging window or a skylight, window sealing can be done. Suitable for windows with a maximum circumference of 400 centimeters. NOTE 1. As we all know ,the different computers display colors differently,the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size ,you can feel free to contact mewe will give you some suggestion,but it is for you reference only. 3.We could accept Mixed items,Colors And Sizes Order. The more quantities, the more discount. Package include: 1 pcs* Air conditioning sealing cloth