Features

• Net Weight 3.4lb only, Helmet comes with motorcycle bluetooth headset as bundle (installation required);
• Extremely Light Weight Durable Genuine Carbon Fiber Composite Shell, Stronger and Lighter than ABS & Fiber Glass build; Advanced Modular/Flip up Design;
• Motorcycle Bluetooth Headset supports up to 6 riders intercom, 1000 meter communication, 12 hr phone talk time, 7 hr intercom talk and 300 hr standby time;
• 3-level top ventilation control & 5-position ventilation channel; Aerodynamic rear venturi-effect exhaust spoiler; 
• Heavily cushioned and comfortable interior with Emergency Strape; Removable and Washable; DOT approved;

Technical Details

• Brand: Martian
• Model: HB-B1
• Shipping Weight: 5 pounds
• Manufacturer Part Number: HB-B1
• CAPA Certified: DOT Certified

Helmet Size Tips 

(1)Wrap a measuring tape around your head about a half-inch above eyebrows 
(2)Take measurement two to three times to pick the largest one.