✔️Stop cold air drafts from entering through air conditioners, cover inside window-mounted air conditioning unit
✔️Dual-layer insulation - The inner poly lining and the exterior cover are sewn together. Machine washable poly/cotton cover with a quilted design.
✔️Breezy Installation completely in one step with elastic straps. Minimum Assembly, Sturdy, and Convenient
✔️Reduce heating costs during winter, no need to remove and reinstall A/C unit
Inside Dimensions - L (28"long x 20"high x 3.5"deep), high elasticity which can cover 26-28"long x 18-20"high x 3.5"deep. Fits Most 12,000 - 15,000 BTU Window Air Conditioner Units