The realtree advantage Max4 HD Lens Cover for the Nikon 800mm AF-S f/5.6E FL ED VR Lens from LensCoat is a 100% closed-cell neoprene coat that protects the lens from bumps and scratches. It is ideal for nature, outdoor photographers, sports shooters and photojournalists. It also provides a thermal barrier, protecting your hands from cold lenses in lower temperatures. The Realtree Advantage Max4 HD camouflage pattern offers maximum effectiveness in open terrain. The pattern incorporates cattails, millet, milo, corn stalks, sunflowers, oak and maple leaves, cedar and oak limbs, plus a variety of other plant life into the largest camouflage artwork on the market. The cover is waterproof, providing protection in inclement weather. This item is packaged with a cover for the 1.25x teleconverter that is included with the lens.