This is a rock-solid lens hood. I use it for my Canon EF telephoto lens but it will work with others lenses too. It helps to improve the visual quality of the photos and/r videos during sunlight. It also helps to better protect the end of the lens from knocks and bangs.

Available on Amazon.comFotodiox Dedicated (Bayonet) Lens Hood, for Canon EF 75-300mm f/4.0-5.6 USM, II, II USM, III & III USM Lenses, Canon EF-S 55-250mm IS Lens as Canon ET-60