Easy installation, can be firmly mounted on the lens. Suitable for EF-S 55-250mm f / 4-5.6 IS 90-300mm f / 4.5-5.6 75-300mm lens. Made of good quality ABS plastic material, solid, durable and wear-resistant. It can also protect the lens from scratches, fingerprint, and prevents from wind, sand, rain and snow to some extent. The lens hood can effectively eliminate unwanted light and during backlight, side light, flash or night photography.