This HB-40 Lens Hood is specifically designed for use with the NIKON AF-S Zoom Nikkor 24-70mm f/2.8G ED. This lens hoods are primarily designed to prevent unwanted stray light from entering the lens by extending and shading the end of the lens. In addition, since the end of the lens is extended, you also get the added benefit of some extra protection from accidental impact. The "petal" shape of this lens hood maximizes the amount of hood coverage for the minimum amount of weight and hood area. This dedicated lens hood is designed to match the specific focal length of the lens it was designed for. Features : Brand new and high quality. The lens hood provides a cost-effective solution to the problems caused by sun glare rain and wind-blown debris and is also valuable in providing protection against knocks and damage. In addition, since the end of the lens is extended, you also get the added benefit of some extra protection from accidental impact Lens hoods block side glare and augment the protection provided by filters to the lens surface and ring. The design makes it firmly on the lens Bayonet mount design Hood Type: HB-40 Hood Material: Plastic Hood Color: Black as Photo Compatible With : NIKON AF-S Zoom Nikkor 24-70mm f/2.8G ED Package Content : 1 X Lens Hood HB-40 (no retail packing)