Custom Outdoor Luminous Bicycle Helmet

ADJUSTABLE DIAL & STRAPS - The adjustable fit system for men and women. Suggested head circumference: (53-63CM) INTEGRATED SAFETY REAR LIGHT - Bicycle helmet with light. Best for night riding with 3 lighting modes, Steady, Flash and Wave. TOUGH & LIGHTWEIGHT - In-mold construction fuses a tough polycarbonate outer shell with the impact-absorbing foam liner. The fusion process makes in-mold helmets lighter and cooler than traditional helmets. KEEP YOUR HEAD COOL -keep ample ventilation. 8.66" L x 5.5" W x 10.6" H