Remain in place: Adjustable straps on both sides and elastic cords around allows you to achieve a snug fit. Provide 3M Velcro, Easy installation, Minimum Assembly, Reliable, and Convenient.
Prevent wind and cold air drafts from entering through air conditioners while keeping your home from dirt, soot.
Inside Dimensions: 21"long x 15"high x 3.5"deep. Fits Most 3,000 - 7,000 BTU Window Air Conditioner Units
Lowers heating costs: Eliminate the need to remove and reinstall A/C unit and reduce energy cost.
Double Insulation: The inner lining made of windblock poly and the exterior cover are sewn together for convenient installation.