GSI Super Quality Lens Hood for CANON EF-S 55-250mm f/4-5.6 IS, CANON EF 75-300mm f/4-5.6 III, CANON EF 75-300mm f/4-5.6 III USM, CANON EF 75-300mm f/4-5.6 II USM, CANON EF 75-300mm f/4-5.6 III USM Lenses - Functions Exactly as the Canon ET-60, Provides Protection from Light and Impact Replacement for ET-60 Lens Hood Compatible with Select Canon Lenses for High Quality Cameras Prevent unwanted stray light from entering the lens Extra protection from accidental impact Designed to match the specific focal length of the lens