Made of good quality plastic material, solid, durable and wear-resistant. The lens hood can effectively avoid unwanted light and glare when backlight, side light, flash or night photography. It can also protect the lens from scratches, fingerprint, and prevents from wind, sand, rain and snow to some extent. Adopts mounting design, can be firmly mounted on the lens. One of the most important accessories for each lens you own. A lens hood provides multiple functions: it shades the lens from stray light, improving your contrast and image quality; in inclement weather, it can assist in keeping moisture or wind-blown debris off the lens; and it protects the front barrel from the inevitable impacts against walls, door frames, and other real-life obstacles. What's in the box 1 x ET65B Lens Hood