Designed and wore by top Colombian and Venezuelan cyclists, century proven ! 

• Ergonomically-shape quick-release helmet fastener
• Thermoform construction for better durability
• Frame reinforces helmet's bridge
• Internal Support system reinforcing the helmet structure
• Better comfort and optimum ventilation
• One-hand quick and accurate fit
• Easy strap position adjustment
• Sun protection and easy to adjust

Small: 20 1/2-22'' / 52-56 cm    
Medium: 22-23 3/4'' / 56-59 cm    
Large: 23 1/4-24 3/8'' / 59-62 cm