evo.com | Arc'teryx Synthetic > Designed for alpine adventurers braving extreme cold, the Arc'teryx Proton Heavyweight Hoodie boasts Coreloft(TM) insulation and Fortius(TM) Air 50 face fabric for unparalleled warmth and durability during high-output activities. With its breathable design, this hoody ensures comfort and protection against the harshest conditions, making it an essential companion for challenging alpine pursuits. Regular Fit Arc'teryx's classic fit is cut comfortably throughout the chest, waist, hip, and thigh. It allows freedom of movement, provides shape, and layers comfortably over or under our layers. Fortius(TM) Air 50 | Nylon Plain Weave Lightweight and allows air into the system to move vapor out. Coreloft(TM) Continuous 100 Insulation | 100% Polyester Lightweight insulation that allows air transfer and performs even when wet. Weight 540g Adjustable Helmet-Compatible StormHood(TM) Hood Provides warmth and coverage without impacting peripheral vision. | Arc'teryx Proton Heavyweight Hoodie Men's 2025 - X-Large Purple | Nylon/Polyester
