The 509 Atmosphere Snowmobile Helmet combines lightweight design, comfort, and certified protection for riders of all levels. Its injection-molded polycarbonate shell and dual-density EPS liner provide superior safety, while channel venting keeps airflow optimized. With removable, moisture-wicking liner and cheek pads, plus a universal camera mount and replaceable visor, the Atmosphere is ready for any trail adventure.
Why Riders Choose It
Lightweight injection-molded polycarbonate shell with dual-density EPS foam
DOT & ECE 22.06 certified for international safety standards
Intermediate oval fit with small and large shell options (XS–XL)
Double D-ring retention system for secure, reliable fit
Moisture-wicking, removable liner and cheek pads for easy cleaning
Universal camera mount and lifetime-warrantied replaceable visor
Includes breath box, drawstring helmet bag, and 509 sticker
Approximate weight: 1,250 g for comfort without fatigue
Product Details
Shell: Injection-molded polycarbonate, dual-density EPS foam
Ventilation: Channel venting for airflow control
Fit: Intermediate oval
Size range: XS–XL (Small and Large shell options)
Certification: DOT & ECE 22.06
Extras: Breath box, helmet bag, universal camera mount, replaceable visor
