Premium AC Cover: AC cover for outside units are made of 600D Oxford fabric. It has a UV resistance coating and a waterproof laminated backing for winter. Prolong AC Life: Outdoor air conditioner protection cover can prevent leaves, grass, and debris from accumulating on your AC unit, and prolong the service life of air conditioner. Easy to Install: AC condenser cover features 4 bungee cords that attach securely to the sides of the unit, keep it stable even in heavy wind. Universal Fit: Measuring 28 x 28 inches, this AC compressor cover fits most standard-sized AC units; Please measure your outdoor AC units to ensure that the size fits your machine. AFTER-SALE WARRANTY: We offer 90-days Money Back or Free Exchange Guarantee. If you have any questions, please contact us, we will solve your problem within 24 HOURS.