The 4star is the ultimate hat for extreme situation, certified to the top international standards. The deep fitting 4star is advanced with the latest aramid fibres, which are embedded in a tough resin matrix for vastly improved crush resistance. Features the new Charles Owen “ Free Fit” System which allows increased airflow across the forehead, also a front air channel with a Coolmax mesh which increases cooling and evaporates sweat. Also includes 10 ventilation slots, allowing the 4star to be t