ABUS GameChanger road bike helmet Aerodynamic with optimum ventilation properties for men and women

Safety, functionality and design: Light, solid in-mold racing bike helmet with a durable combination of EPS and PC shell - individual fit due to Zoom Ace adjustment system with the adjustment dial Safe at high speeds on the bike: Reliable, safe shock absorption thanks to Multi Shell In Mold Multi Position Design: Optimal aerodynamics in every position and with every head angle - Forced Air Cooling Technology for a pleasant head climate Technical details: Unisex helmet for adults, weight 270 g, colour grey, size M = head circumference 52-58 cm Safe, reliable and stable. That is what the name ABUS stands for. Whether it is protection at home, object security or mobile security: ABUS sets the standards.