LensCoatA(R) for the Canon 70-300 L IS f4.5/5.6 LensCoat TM telephoto lens covers offers your valuable equipment some protection from scrapes and bumps, preserving its resale value. It also help break up the shape of your lens, making it less noticeable to wildlife. The cover also acts as a thermal barrier making your lens more comfortable to handle in both hot and cold temperatures. Features a clear plastic windows over the distance scale and access holes for focus limiter, AF and IS switches. LensCoatA(R) 70-300 L has small hole on the last segment lines up with the red dot indictor, making it easy to quickly line up your lens with camera mount even with the cover installed. Please note that the The LensCoatA(R) Canon 70-300 L IS Comes with an optional piece with a velcro closure to cover the fixed portion of the lens barrel when the lens is fully zoomed. Also supplied is two optional pieces for use when using the the lens rotating collar. Available in Black, Forest Green Camo, Canon White, Realtree Max4, Realtree AP Snow, and Digital Camo