LS2 presents its modular motorcycle helmet the FF906 - ADVANT : Security : KPA shell in polycarbonate and thermoplastic composites offering high resistance to penetration and lightness for a weight of 1700 +/- 50gr Multi-density EPS for optimized shock absorption Reinforced chin strap prevents burns in case of intensive use Closure of the chinstrap by quick and efficient micrometric buckle Modularity: Auto-up and Auto-down system allowing the simultaneous unlocking of the visor and the chin guard when changing from integral to jet 180° opening of the chin guard to preserve your cervical spine Opening by simple pressure on the latch present under the chin guard Visibility : Clear polycarbonate screen, anti-scratch treatment Comes with standard Pinlock film Internal retractable sun visor positioned low enough on the nose Anti-UVA treated sunscreen QRS screen quick release system Ventilation : 1 air intake in the chin guard limiting fogging 2 upper air intakes for optimum airflow Extractors to expel stale and hot air The "+": Fully removable and washable interior Interior in hypoallergenic and breathable fabric Laser cut foams for more comfort and a better fit Removable bib Predisposed to receive the communication system Ride Pal III by Sena INFORMATION COMPLEMENTARY: Double Homologation Jet and Integral. ECE 22.06 certified. Universal size XS S M L XL 2XL Head circumference in cm 53-54 55-56 57-58 59-60 61-62 63-64