Caldwell Shooting 330110: The Super Mag Plus Shield is designed to provide the highest protection level of any of our shields. With maximum amount of absorbing protection, shooting even the biggest calibers like the 416 Rigby and the 500 Nitro Express. It is ambidextrous and attaches with an easily adjustable hook and loop closure for a secure fit. Front and back leather faces secure the gun comfortably in place, eliminating any sliding. The shields 1\" thick heart shaped, energy-absorbing pad provides excellent protection from all shotguns. Approximately 40 cubic inches of coverage.