Features: The window seal is only suitable for commonly-used tilting window or wings. It is suitable for window types that open to the left or window that open to the right, bottom hung window, or skylights (not sliding window or doors). But unable to use it on a left and right sliding window or door. Made of durable non-woven fabric, the seal blocks hot air from entering through your window and keeps cool air inside. Ideal-for those who use portable air conditioners to cool their homes or offices. Perfect for top hung window, tilted window, and casement window, easy to install and remove without leaving-residue. Enjoy a comfortable living-space without spending a fortune on electricity bills - order now and stay cool all summer long. Specifications: Material:Nonwoven Fabric Size:Approx.200x48cm/78.74x18.89inch Size:Approx.300x48cm/118.11x18.89inch Color:White Package Includes: 1x Universal Window Seal note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.