Compass Armor FAST Tactical Ballistic Helmets High Cut Level IIIA Products Features and Specifications: Lightweight design 4-Point adjustable chin strap system Liner system options: OCC-Dial Liner Above the ear rail system with 2 point bungee system. Good quality and more durable, comfortable design Level: NIJ IIIA STD 0105.01 Weight:1.4KG (3.1LBS) FAST Ballistic Helmet head circumference: M/L: 54-58cm; L/XL: 59-62cm Color: Desert Sand, Green, Black, Tan Core: Aramid Core Compass Armor Helmet Protection Against: 9mm, 115gr 1400fp/s (428m/s) .357 SIG FMJ FN 1430 Fps (435.8m/s) Compass Armor Helmet High Fragmentation Protection Against Fragments From: V50: 17gr (1.1g) .22 FSP V50 2192 ft./s (668.12m/s), High Partial: 2212 ft./s (674.2 m/s), Low complete: 2172 ft./s (662 m/s). Each Tactical Ballistic Helmet set contains: 1 x Aramid made Helmet shell 2 x Pressed high strength Nylon side rails 1 x OCC Dial Retention & suspension system 2 x Side fit EPP inner pads 2 x Top fit EPP inner pads 1 x Back head EPP inner pad 1 x Picatinny adaptor 1 x Wing-lOC adaptor 1 x VAS Aluminum Shroud 2 x Bungee cords 1 x Velcro set which includes the top x 2, the back x 1 and top sides x 2 of the helmet as seen in the picture Guarantee Period: the Ballistic parts are in 5 years warranty. ** This model complies with NIJ Standard-0101.06 for Ballistic Resistance of Body Armor. **