Window Windproof Insulation Film Sise:Our size are W * H,The width of the hook and loop tape is 2cm, please measure accurately,1. If you need to stick it on the window frame, you must ensure that each side of the window frame is 5CM long,and the window frame must be smooth and flat.2. For the window frame set inside the wall,resulting in a narrow frame or no frame,it is recommended to add 4-5 cm to the w and H,and extend and fix it on the surrounding wall,The wall must be smooth and flat. Easy to install and remove: Special hook and loop design, windproof hook and loop fasteners are added to the top and sides of the curtain for reinforcement, can be well adhered to the frame. Thickened EVA Material:Our window insulation film is flexible, The window insulation kit is made of high-quality EVA plastic material, soft in texture, non-rigid, with few creases, long life and helps to maintain indoor temperature and prevent heat loss, and can effectively prevent cold air from entering the room, keeping it warm . Weatherproofing Window Insulation Kits:This window film insulation kit will help prevent cold air from entering through windows,keeping your house warm in winter.Windproof,dustproof,cool for summer and warm in winter with long service life. Wide Range of Applications: Transparent insulation film can be used in windows,sliding Window,cabinets,cupboards and other places to prevent wind, rain and water.In summer,it can also prevent hot air from entering the house and keeps the house cool., Weight: 2.20462262 pounds, Manufacturer: ACJSDGL