Cap with web made by ANA company. It's made from durable Rip-Stop fabric (most suit made from Rip-Stop). It's not best choice if you looking comfortable cap, but one of the best, if you looking for durable and long-time live item.
Another feature of this hat - special webbing on the back of cap. It's provide additional airing.
ANA

Since 1992, it specializes in the manufacture of special equipment for Russian security forces. Currently, it is one of the leading Russian companies to develop and manufacture a wide range of clothing, ammunition and equipment. Specialists of the company from day one built for themselves stringent requirements - the product must comply with international standards. All products are all kinds of strength tests, hygiene, wear resistance. This system works best possible products have passed the test in many special operations