Light, breathable insulated hoody for high-output activities in cold conditions. *The Proton Lightweight Hoody was previously the Proton FL Hoody.
PROTON
Air permeable mid layer insulation with abrasion and weather resistant outer surface.
ALPINE AND ROCK CLIMBING
Climbing equipment designed for efficient movement and protection in alpine environments.
FAST AND LIGHT
Minimalist, high performance and lightweight, for rapid travel in variable conditions.
BREATHABLE MATERIAL
Allows moisture vapour to escape, helping regulate temperature and elevating comfort inside garment.
PROTON LIGHTWEIGHT HOODY
Climbing durable, trail light, midlayer or standalone, the versatile Proton’s breathable thermal protection delivers comfort across a range of temperature and output levels. Octa® Loft knit insulation provides warmth, resists packing out, and allows airflow to regulate comfort. Abrasion-resistant Fortius™ Air 20 fabric stretches, resists wind, and allows temperature-regulating airflow. A zippered chest pocket secures a radio, articulation aids mobility, and the low-profile insulated hood adds warmth.