【Winter Insulated Window】: Covered edge design, hand-sewn, double stitching, more stable sealing, better fit,by employing this plastic window insulation cover,you can create a more energy efficient home;The kit aids in reducing heat gain during summer and in preventing heat loss in winter,choice for a comfort stable indoor temperature. 【Insulation Kit Size Select】:Our window film size is width x height（Including hook and loop tape edges all around.）. Please to accurately measure the window of width and height(Including window out frame),Our window insulation film is a finished product that has been sewn with double thread hemming.can be pasted directly.No need to cut or dry.So you must measure accurately to avoid affecting use.Tips: Due to manual measurement, the product may have an error of 1-3cm, which is normal. 【Easy Installation】The Window insulation kit is very easy to install. Quick and easy installation with hook amd loop strap (included). It is removable, portable and washable. When sunmmer comes, you can take it off and store it for next year. Ideal for attaching the window film to the balcony door, bedroom, kitchen, children's room. 【Window Film Safe Material】: this window insulation kit is made of thickened PE material, which is 75% thicker than ordinary window insulation, more Durably, better insulation effect, tear resistance, wind resistance, good toughness and shrinkage, it has good elasticity, strong tensile force, no deformation, and is waterproof; It can keep indoors warm in winter and cool in summer, and there are few wrinkles during installation, and no heat shrink treatment is required. 【Clear Film Wide Application】: The interior window insulator kit works well for most old drafty windows and doors, such as aluminum window frame, sliding window, basement window, attic fan cover, shutter covers, patio doors, etc. make you enjoy a warm winter or a cool summer!, Weight: 2.20462262 pounds, Manufacturer: ACJSDGL