Ballistic protection levels outline the power of a material to arrest projectiles. These levels are typically determined using standardized protocols, which involve firing projectiles at the protective material from diverse distances and forces. Derived from these tests, ballistic protection levels

The Soldiers'/Operators' / Personnel' Standard/Specification / Guideline for the FAST / Operator / Tactical Combat Helmet dictates a rigorous set of requirements/criteria / specifications ensuring top-tier performance/protection / capability. The helmet, rated NIJ IIIA/Level IIIA/ULTRA HIGH level in