This brand new high quality lens replacement hood bayonet mount (generic) for HB-18 for Nikon AF 28-105mm F3.5-4.5D lens is one of the most important accessories for each lens you own. This Chines made lens hood shares the same quality and specifications as Japanese version, it provides multiple functions: it shades the lens from stray light, improving your contrast and image quality; in inclement weather, it can assist in keeping moisture or wind-blown debris off the lens; and it protects the front barrel from the inevitable impacts against walls, door frames, and other real-life obstacles. Made out of High Impact Plastic.