The NIJ Level IIIA tactical helmet's principal function is to protect wearer's head from injury. One of the most vital organs, the brain, is vulnerable to blunt trauma and one of the most likely bodily parts exposed behind the cover! Therefore, tactical helmets are essential for head protection from injury and trauma. Tactical helmets are ideal for protection while maintaining optimum comfort, through a unique process designed to provide a snug fit and improved ease of movement, each helmet, resulting in an excellent performance to weight ratio. Independent laboratories test these helmets regularly to meet the most recent international NIJ Level IIIA requirements. It has an internal suspension system that is comfortable and quick to release. These helmets are made with a multi-layer construction, including aramid and polyethylene.