58mm Pro Series Snap On Lens Cap For Nikon AF-S Nikkor 50mm f/1.8G Lens, Nikon AF-S Nikkor 50mm f/1.4G Autofocus Lens, Nikon AF-S NIKKOR 55-300mm f/4.5-5.6G ED VR Zoom, Nikon AF-S NIKKOR 55-300mm f/4.5-5.6G ED VR Zoom This lens cap protects lens surface from dust & shock during storage. Unique snap on design allows easy installation onto the lens & one-step removal from the lens. It fits directly onto the lens with a double-action spring design. Microfiber Cloth 58mm Snap On Lens Cap