Shanyingquan Our main products are Helmet, Ghillie Suit, Rain Poncho, Camping Stove ,Airsoft Mask, Paintball Chest Rig andetc. They are extensively used in army, outdoor, hunting and painball game and other industries. Product Details NVG shield side rail/NVG shield, bungee fixing for NVG provides a starting point for quick change of frames or publications Neck Movement Device Adjustable Head Range of Motion to Facilitate Head-UP Activities ,ect Built-in Anti-Fog Fan The Helmet has a Built-in Anti-Fog Fan to Effectively Prevent the Goggles from Fogging Press the First: The fan runs in a low wind mode Press the Second Time: The fan runs in a second gear strong wind mode Press the Third Time: Fan stops and shuts down Battery Compartment There is a Battery Compartment on the Back of Helmet,Using 3AA Battery (not included) to Power the Built-in Fan Headset Adjustable Goggles The Goggles can be Flipped Up and Down, and the Helmet is Equipped with 2 lens, Black and Transparent,Which can be replaced by user. Built-in High-Definition Headphones High-Definition Sound Quality Tactical Headphones are set in the Integrated Helmet to Increase Convenience and Further Enhance the Range of Use Tactical FAST Helmet Tactical Headset OPS Core ARC / Wendy M-LOK GEN 6 Tactical Bluetooth Headset Tactical Fast Helmet 19-21mm Rail Mounts Tactical Multi-angle Rotation Helmet Rail Adapter Helmet & Accessory Series ✓ ✓ ✓ ✓ ✓ Tactical Molle 2-Layer Holder 9mm/5.56 Fast Pouch Tactical Double Mag Pouch DPMP 9MM with Retention Shock Cord Tactical 5.56 Mag Pouch with Double 9mm Mag Pouch Tactical Triple 5.56 Molle Mag Pouch Tactical 5.56 Triple Mag Pouch Magazine Pouch Series ✓ ✓ ✓ ✓ ✓