The Champion Power Equipment 100699 Weather-Resistant Storage Cover is designed to fit your 12,000-watt generator to keep it safe, clean and dry. Whether your generator is on a dirty job or in storage, this cover provides vital protection.Once the cover is on your generator, the elastic base will provide a secure, custom-like fit that looks great and provides powerful protection for your generator and its engine. Champion's versatile cover also fits generators up to 35.4 x 25.6 x 29.5-inches in size. This cover is not designed to fit over wheels.