Originally made to meet the rigours of ice climbing, the Gamma MX – our warmest Gamma – has evolved to handle a range of mountain activities in mixed conditions. A wind-resistant, water-repellent stretch softshell, the breathable Fortius 2.0 fabric balances insulation, light weight, and outstanding durability. The StormHood is helmet compatible and protects without impeding peripheral vision, and the articulated regular fit allows room for light layers. Updated with a PFAS-free FC0 DWR (Durable Water Repellent) treatment and a roomier regular fit for expanded layering options. Size XS, S, M, L, XL, XXL Weight 585g / 1 lb 4.6 oz Fit Regular Activity Rock / Boulder / Hike Model X000008485 Technical Features Weather resistant Breathable Lightly insulated Durable Construction Hardwearing Fortius™ 2.0 softshell fabric has increased warmth to weight ratio and durability, with wind resistance and a DWR finish Taped seams for weather resistance, a low-profile finish, and added strength Cuff & Sleeves Configuration Shaped cuffs with low profile elasticated cuff at wrist Design & Fit Regular fit provides freedom of movement Garment Centre Back Length: Size M is 29"/74cm - Varies by size Fabric Treatment DWR (Durable Water Repellent) finish repels moisture and is PFAS-free Hem Configuration Adjustable hem draw cord seals out drafts Hood Configuration Helmet compatible StormHood™ provides full coverage without impacting visibility Adjustable StormHood™ Patterning Articulated patterning for unrestricted mobility Pocket Configuration Chest pocket with zip Two hand pockets with zippers Easy access hand pockets Sustainability Contains materials that meet the bluesign® criteria PFAS (Per- and polyfluoroalkyl substances) Compliant
Style Variants
Available Colors: Black, Vitality / Black Sapphire, DK Stratus / Fluidity, Spotlight
Size Reference for Arc'teryx Gamma MX Men's Hoody
Available Sizes: S, M, L, XL
