The realtree Max4 Lens Cover for the Tamron 70-200mm f/2.8 Di LD (IF) Macro Lens from LenCoat 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. It features a clear plastic window that permits you to read the distance scale on the lens. The cover is waterproof, providing protection in inclement weather. 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.