Adopting a magnetic suctions, it is convenience for quick installation and disassembly, effectively blocking the damage of sand and foreign object to eye. It have good transparencies and Ultraviolets protections function, providing a clear field of view. Make of resistance , durability and not easily deformed. This Bike Helmets Goggles will protect face when you ridings, rain, , strong on the face damage. Can Used for strong sandstorms, such as deserts, beach, ., Very suitable for outdoor sports enthusiasts such as bicycles and motor cycle .