- EN 1621-2/03AC2006 CE Approved Stryker Back Armor - d3o Breathable back insert, with custom molded icon geometry - Articulating injection molded back armor with air flow channels - Injection molded chest plate with integrated air intakes - Vented bio foam and air mesh chassis - Hydra dry moisture wicking liner - Highly adjustable waist and shoulder straps - Low-profile design fits under most jackets