High quality: The waterproof bike cover is made of thick 210D Ox fabric, tear-resistant, durable and wear-resistant, providing comprehensive protection for your bicycle all year round. The reflective strip design on the top makes installation more convenient and helps you quickly locate the bike at night. Waterproof and sun protection: The inner layer of the motorcycle cover features a UV-resistant silver lining that can block UV rays up to SPF 50+, providing heat insulation and sun protection to reduce damage from UV exposure. The PU coating on the surface and double ing design effectively prevent rainwater infiltration, keeping your bike dry even in heavy rain. Wind-resistant: The bicycle protective cover includes an adjustable elastic band and windproof buckle for added security, offering multi-layer defense in strong winds to keep your bike secure. Improved lock hole design: The built-in lock hole allows the use of a bicycle lock with the cover in place, helping prevent theft. The reinforced lock area resists rust and extends the product's lifespan. Two sizes available: XL (200 x 70 x 110 cm), suitable for mountain bikes, road bikes, cruisers, and e-bikes.