Tag: Arc’teryx Proton Hybrid Hoody review

The Arc’teryx Proton Hybrid Jacket (M) is a step forward in active insulation. Strategically placed insulation helps protect the core, while panels of breathable and permeable nylon allow solid ventilation and an airy feel. On cold and windy-cooler days, the jacket shines on the skintrack (the active part), and provides ample protection on descents (the insulation).