You'll cruise around in complete comfort while wearing this Giro® adult Revel™ cycling helmet. The lightweight in-mold shell offers full coverage with excellent impact protection; its 22 vents keep air circulating for continual cooling. The Acu Dial™ system enables quick and easy adjustments on the fly.
Universal fit cycling helmet
In-mold construction fuses a tough polycarbonate outer shell with an impact-absorbing EPS liner
Single-handed Acu Dial fit system for quick and easy adjusting