nolan helmet bluetooth N80-8 Ally - Gloss Black/Metal Blue/Red Rome Anthem snowboard from meta-size-chart-motorcycle-smart-bluetooth-helmet-size-guide Size:One size fits all（60-62cm）

nolan helmet bluetooth N80-8 Ally - Gloss Black/Metal Blue/Red Rome Anthem snowboard from meta-size-chart-motorcycle-smart-bluetooth-helmet-size-guide Size:One size fits all（60-62cm）

Rome Anthem snowboard from 2004

Review Date: October 2015 Note: Item provided by a retailer, distributor or manufacturer with these Terms and Conditions

meta-size-chart-motorcycle-smart-bluetooth-helmet-size-guide

Size:One size fits all（60-62cm）

Shell: HIR-TH (High Resistance Thermoplastic Resin) shell construction 2 shell sizes, 4 EPS sizes Shield: XQRS (X-tra Quick Release System) visor mechanism for tool-free removal and replacement of the face shield in seconds Scratch-resistant and anti-fog polycarbonate face shield 100% UV protection 2 shield sizesMicro-opening visor GT 2-1 for helmet sizes XS, SM and MD and GT 2 for sizes LG, XL and 2XL Ventilation: Integrated Ventilation System (IVS) was designed and optimized in a wind tunnel 5 front vents (3 at the forehead and 2 on the chin guard) 2 rear extractors vents built into spoiler Interior: Fully removable and washable 3D inner liner and cheek pads Liner and cheek pads are sanitized and made from Dry-Lex fabrics Safety: DOT approved ECE 22.06 certified Helmet profile contoured around the base to reduce the risk of collar bone injuries Double-D ring chin strap