The Realtree Max5 Cover for the Sony 300mm f/2.8 APO G AF 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.
This cover is waterproof, providing protection in wet and inclement conditions.