Phot-R 58mm Rubber Wide-Angle Multi-Lens Hood 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. Its collapsible, rubber design allows it to remain on your lens without requiring much additional space and it also adds extra protection against accidental impact For use with 58mm lenses. It is made of collapsible rubber material and can be folded down for storing conveniently This lens hood can be adjusted the hood's length in 3 different levels, so you can shoot with standard, wide angle and telephoto focusing.