Waterproof Material - The exercise bike cover is made of durable high-density oxford fabric with silver-plated undercoating and waterproof PU layer, which provides excellent dustproof and UV resistance. It can effectively protect your treadmill sports machine from sunlight aging. Drawstring Design - The convenient elastic hem with adjustable drawstring keeps the cover in place even on the windiest days. The drawstring design, comfortable drawstring for a tight fit, keeps the cover securely attached and prevents it from slipping or blowing off. Universal Fit - Our exercise bike cover fits most standard-sized exercise bikes. Fits multiple exercise bikes up to 65 inches on the market. Easy to Use - A fitness air bike cover specially designed for exercise bikes. Open the cover, put the cover on the machine, and then tighten the drawstring. One person can do it. Easy to clean and store - When the bike cover is dirty, you can rinse it directly with a tap or soak it in cold water and then hang it to dry. Comes with a black polyester bag, fold it and put it in the bag when not in use, it takes up less space. Mass: 400g, 600g Color: black, silver Material: 210D Oxford cloth Quantity: 1 pc * spinning bike cover