Arc'teryx Men's Proton Hoody Colour:Dark Jade / Mongoo responsive flex with industry-leading shock

responsive flex with industry-leading shock absorption to deliver a smooth

Updated with an engineered knit heel for enhanced entry

The innovative nylon plate and responsive PWRRUN PB cushioning work together to create quick

90% Polyester and 10% Spandex Construction

Arc'teryx Men's Proton Hoody Colour:Dark Jade / Mongoo responsive flex with industry-leading shockEngineered for high intensity mountain pursuits, the Proton Hoody is the ultimate breathable insulation layer. Designed to balance thermal efficiency with air permeability, it regulates your body temperature and manages moisture build up so you stay comfortablewhether you're on a cold ascent or an alpine push. Built with an updated Fortius Air 20 shell and Coreloft Compact insulation, it offers lightweight warmth, weather resistance, and unrestricted