Fits square air conditioners 26" long x 26" wide x 30" high. Come with an extra square of material to use as a patch. Perfect for air conditioner off-season outdoor storage. Made of 600D Oxford fabric with an added water-resistant laminated undercoating. High-level double stitched with all seams sealing taped can improve durability to fight with wind and leaks. Full coverage protects your AC from rain, dust and critters. Air vents at two sides have extra ventilation feature, and are lined with mesh barriers, breathable but not permeable. The heavy duty ribbon weaving on air vents make removal easy.Elastic hem cord and bottom strap allows for a custom secure fit, especially during high winds and severe weather. Elastic hem cord and bottom strap allows for a custom secure fit, especially during high winds and severe weather. A slit about 12 inch at back side allows the wiring and tubing go through. Click-close straps prevent cover from slipping and blowing off.