Thanks to its adult look, the J1 helmet suits children and adults! The TS + adjustment system ensures a perfect fit for more comfort. 19 vents to keep you cool.
• Easy-to-use Dial adjustment system: Turnfit Plus system allows you to adjust your helmet in 2 axes
• In-Mold technology: prevents shell from separating and provides efficient shock absorbance
• Ventilation: 19 vents
• Weight: 295 g
• Size (head circumference): one-size-fits-all (52-56cm) **equivalent of adult's small size