Giro Revel Cycling Helmet
The Revel's confident style and superior ventilation combine with a compact design that complements nearly any ride. Top-level features like In-Mold construction coupled with the ease and comfort of our Acu Dial™ fit system mean it's equipped to ride it all, from downtown streets to twisting climbs to singletrack trails.Universal Fit Size: 21.25"-24"/54-61cm.