Ballistic protection levels indicate the effectiveness of a material to arrest incoming threats. These levels are commonly assessed using standardized protocols, which involve firing projectiles at the protective material from various ranges and forces. Based on these tests, ballistic protection levels are assigned using a symbolic hierarchy. This

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 ballistic protection, offers enhanced/superior/op