ATR-2 Delta Adult Helmet - Red/White Helmet size:Large (58-59cm) These include the reduction of

These include the reduction of thermal stresses and strains caused by pre-ignition and detonation (particularly the latter)

Micro-mesh is used all over for added ventilation

INSIDE THE BOX GoPro support | Side Bumper | Extended peak | Short nose cover | Screw and filter set | Top vent covers | Front covers | Badge and key | Helmet bag

Aire-permeable mesh inner lining

Unique design makes it the best sealing cable luber on the market

ATR-2 Delta Adult Helmet - Red/White Helmet size:Large (58-59cm) These include the reduction ofTHE DYNAMICS OF 6D's ODS ENERGY MANAGEMENT TECHNOLOGY 6D's patented Omni Directional Suspension (ODS) technology is a fully active, in helmet suspension and kinetic energy management system. Engineered to uncouple the helmet's exterior shell from the inner EPS liner, the system effectively mitigates energy transfer to the head and brain of the rider during any given accident or impact event. The ATR 2 is the most advanced helmet ever manufactured for