SIERRA Helm FLAT white Head circumference:61 - 62 cm 5 newly developed chassis for

5 newly developed chassis for motocross from the new 2021 collection

Robust and durable

supports the removal of moisture away from the skin

Rear hub: 135x10mm

SIERRA Helm FLAT white Head circumference:61 - 62 cm 5 newly developed chassis forFeatures: Outer shell made from ABS Various vents and internal ventilation channels for optimized air circulation Matte finish Clear coat sealed designs in high quality colors Padded comfort inner lining, removable, sweat absorbent, and washable Microlock closure from season 2020 Bluetooth prepared with pre formed recesses for optional speakers in the ear area (Bluetooth device not included) Pinlock 30 anti fog lens included (not mounted) Clear visor