Dedicated bayonet-mount Premium-grade high-impact plastic Lens hoods extend and shade the end of lens preventing unwanted light straying into the lens. Since the end of the lens is extended, you get the benefit of some extra protection from accidental impact. Each dedicated lens hood was specifically created to match the specific length of the lens it was designed for. Color:black Material: Plastic model:ES-71II Apply to EF 50mm f/1.4 Package Contents: 1 x Lens Hood Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Since of the lens is extended, you get the of some extra protection from accidental impact. Dedicated bayonet-mount Premium-grade high-impact plastic Lens hoods extend and shade of lens preventing unwanted light straying into the lens. Each dedicated lens hood was specifically created to match the specific length of the lens it was designed for.