The black Lens Cover for the Canon 800mm f/5.6 IS Lens from LensCoat wraps the lens in a 100% closed-cell neoprene jacket, offering protection from bumps, jars and nicks. This coat allows you to blend in with your surroundings. It is useful for nature and outdoor photographers, as well as sports shooters and photojournalists. This version is matte black to better blend in where desirable. Or, it can be used just for its protection value.
The LensCoat Lens Cover provides a thermal barrier, protecting your hands from the cold lens surface in lower temperatures. It is easy to install and remove, leaving no residue on the lens. It is waterproof, providing protection to your lens in harsh conditions.
As of 12/7/11 the LensCoat for the Canon 800mm f/5.6 includes an optional piece for focus ring.
