This brand new high quality bayonet mount lens hood (HB-7) for Nikon AF 20-35/f2.8D, AF 18mm/f2.8D 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.