Team Wendy EXFIL Ballistic SL Helmet LED Left Eye Dominant Retention Black Medium/Large. A four point harness allows for a stable fit and the one size fits all design fits in almost all BOKS and other BOKS compatible firearms. The EXFIL maximizes your peepers' comfort by employing a three point cradle that cradles your face while providing micro-adjustments allow you to do much more than just mash the head against a wall or sit in discomfort until the heat dissipates. The closed-form EPS liner is shaped for easy maintenance and features a removable four point harness a moisture wicking and anti-microbial inner liner. Three vents with a six-port system and a four-point harness with an adjustable sternum strap give you the option of venting only the left or right side. Specifications for Team Wendy EXFIL Ballistic SL Helmet LED Left Eye Dominant Retention: Manufacturer: Team Wendy Threat Level: Level IIIA Compliance: NIJ Compliant Suspension: Yes Design: Army Retention System: 4 Point Harness Fabric/Material: Composite Package Contents: Team Wendy EXFIL Ballistic SL Helmet LED Left Eye Dominant Retention Team Wendy 76-21S-E21-L: EXFIL Ballistic SL Helmet LED Left Eye Dominant Retention Black Medium/Large