Pixco EW-83E Lens Hood for Canon EF 16-35MM 20-35MM 17-35MM 17-40MM 10-22MM F2.8 F4 100% Brand New High quality generic It is light and durable. Designed to prevent stray light from entering the lens in order to keep unwanted glare from affecting your photographs. The bayonet mount design makes it firmly on the lens Design for Canon lens, same function as EW-83E