Stay cool with ample ventilation, while the adjustable fit ensures comfort on every climb. Plus, the built-in head torch mount adds versatility for nighttime exploration.  Durable climbing helmet designed to protect against falling rocks and ice   Two-part outer shell with EPP and EPS foam construction for reliable impact absorption   Ample ventilation openings for airflow and heat dissipation   Adjustable fit system with chinstrap, clip buckle, and twist lock at the back of the head   Includes headlight mount for added convenience during low-light conditions  Two sizes: S/M (53-59 cm) and M/L (58-63 cm)   Weight: 295g (medium size)