Superior material coating: Made of 190T Oxford cloth, waterproof polyester with PU and UV coating protects bicycles from weather, dust, dirt and sun damage. Ultraviolet-proof up to 50+.More secure & practical design: Bottom double-stitched elastic hem and special designed buckle for a snug fit keep it secure on those windy days.Lock-hole special design: Lock hole design at the front wheels area allows using a bike lock with the cover on.Convenient to carry: Compact size with velcro design that can be tighten on the bike frame or placed inside the basket neatlySuperior material coating: Waterproof polyester with PU and UV coating, protects bicycles from weather, dust, dirt and sun damage. Ultraviolet-proof up to 50+. More secure & practical design: Bottom double- stitched elastic hem and special designed buckle for a snug fit, keep it secure on those windy days. Convenient to carry: Compact size with velcro design that can be tighten on the bike frame or placed inside the basket neatly.