This helmet is the result of 4 years of research and development, and has been designed to meet the demands of riders and offer optimum fit, unprecedented comfort and optimized airflow, while still meeting current safety standards. The helmet is made from cutting-edge materials to enable riders to enjoy their sport to the full and without restraint: CE EN1384-17 2023 - ASTM/SEI 2023 certifications Premium Materials - polycarbonate, which is a material used for elite motorcycle helmets Anti-scratch paint Optimal airflow thanks to its unique 6-point ventilation system. Perfect fit: new integrated chinstrap for all hairstyles, including the trainer's bun. The semi-rigid chinstrap eliminates any risk of the helmet tipping over in the event of violent movement. The inner shell is made of variable-density polystyrene for better dissipation of impact energy. Small Shell accommodates the following sizes: 6 1/2, 6 5/8, 6 3/4, 6 7/8S, 7S Medium Shell accommodates the following sizes: 6 7/8M, 7, 7 1/8, and 7 1/4M Large Shell accomodates the following sizes:7 1/8L, 7 1/4, 7 3/8, 7 1/2, and 7 5/8 Extra Large Shell accomodates the following sizes: 7 5/8XL, 7 3/4, 7 7/8, and 8
