Hood Type: For 70-300mm f/4.5-5.6 DO-IS, 70-300mm f/4-5.6 IS Lenses Bayonet Mount Type Premium Grade High Impact Plastic Color: Black Material: Plastic Lens hoods are primarily designed to prevent unwanted stray light from entering the lens by extending and shading the lens. Additionally, since the lens is extended, you also get the added benefit of some extra protection from accidental impact. Dedicated lens hoods are designed to match the length of the lens for which they were intended. Compatible with the following lenses: EF 75-300mm f/4.0-5.6 Lenses EF 75-300mm f/4.0-5.6 II Lenses EF 75-300mm f/4.0-5.6 III Lenses EF-S 55-250mm IS Lens Package Contents: 1 x Camera Lens Hood Note: Light and different displays may cause the color of the item to appear slightly different from the real thing. Measurement allowance is +/- 1-3 cm.