- Size Guide
Engineered for aerodynamics and inspired by racecar forms, ARO7 is the helmet of choice for time trials and triathlon races. Featuring two large Plutonite visors (Prizm™ Road & Clear) for expanded field of view and color contrast enhancement. A 360° BOA fit system for dialing in a secure fit and MIPS® Brain Protection system for increased safety in angled impacts. The short-tailed design gives the rider the freedom to move their head around without a significant aerodynamics penalty.