Buy from Amazon.com : http://fave.co/19dzCLq

LensCoat LCN80400VRM4 Nikon 80-400VR Lens Cover (Realtree Max4 HD)

Product Description :
Protection from bumps dings nicks and the elements like water sand dust etc
Camoflauge patterns help conceal by breaking up the shape of the lens
Neoprene acts as a thermal barrier protecting hands from hot and cold
Slides on like a sleeve
Made in the USA