The Edelweiss Vertige is a hard-shell helmet with an ABS outer shell, designed for intensive use in a group environment such as on high ropes courses. The helmet is designed to be durable and easy to wash. Neither the foam nor plastic parts affect the helmet’s robustness. The inner liner is suspended and easily adjustable with a strong and simple buckle. Ventilated by 10 large vents and also equipped with headlamp clips to secure your lighting.