Oxford cloth + anti-UV cloth: The surface is made of high-density Oxford cloth, which is durable, waterproof and dustproof. The inner layer uses silver coating, which can effectively block ultraviolet rays, extend the use time, and effectively protect the exercise bike. Reasonable design: 124*58*117/147cm, this size is reasonable and suitable for most brands and models of exercise bikes. Windproof drawstring: There is an adjustable drawstring under the exercise bike cover. You can tighten the string according to the size of your bike to make the cover fit your exercise bike perfectly and prevent the cover from being blown away in strong winds. Note: The data are all measured manually, please allow an error of 1-3cm due to differences in light and display, there may be some color differences, please refer to the actual item received.