Introducing a revolutionary kids' helmet that significantly outperforms current EN safety standards, developed using insights from the award-winning MT500 Helmet and in close collaboration with Koroyd. The integrated Koroyd inserts offer superior energy absorption while maintaining a lightweight design and excellent ventilation. This high-performance mountain bike helmet features a wide, adjustable visor, large vents including a top air intake zone for increased airflow, and a one-hand micro-adjustment fit system for a secure and comfortable experience. Personalize your helmet with the mixed color sticker set for a unique look. Key Features: * High performance mountain bike helmet with wide adjustable visor * Integrated Koroyd for superior, lightweight, breathable protection * Large vents including top air intake zone for increased airflow * One-hand micro-adjustment fit system * Mixed colour sticker set for unique customisation * Certified to CE standard EN1078:2012 + A1:2012 Summary for search optimization: Kids helmet, mountain bike helmet, cycling helmet, Koroyd protection, adjustable visor, breathable, lightweight, safe, certified, Endura, Azure Blue, One Size.