It is exclusive to the United Kingdom and Australia.
It is a foldable polyester tunnel that can be crawled through and used as a blockade of sorts. Like the Double Blockade and the Single Blockade, it has multiple holes that can be fired or looked out of. Unlike the Single Blockade and Double Blockade, however, it does not feature any targets.
It is made of polyester, and according to its listing on Amazon.co.uk, it is made by a company called Worlds Apart.