Lightweight climbing helmet from Mammut with plenty of ventilation, an EPS core and Kevlar reinforcements The Mammut Crag Sender the ultimate minimalist helmet that ultra-lightweight with incredible levels of protection. To achieve a weight of just over 199 grams, the Crag Sender constructed from a combination of EPS with a Kevlar-reinforced hardshell for maximum security. The helmet features large ventilation ports and an air channel which will be welcome when the crux comes around, you will be able to remain cool-headed when it matters. The Crag Sender has a headlamp attachment point on the front and a back elastic loop will hold down the headlamp band comfortably for dawn patrols and evening descents. A well-rigged minimalist and fully adjustable chin strap allow for perfect size customisation ensuring all-day comfort.The Crag Sender Mammuts lightweight helmet with the positive characteristics of a shock-absorbent EPS core and Kevlar reinforcements, plus a hardshell making it a robust all-rounder. Ideal for mixed and ice climbing, multi-pitches, sport climbing, classical alpinism and via Ferrata.