Gamma MX Jacket Men's

Alpine-Ready Softshell Hoody for Maximum Versatility.

The 2025 Arc'teryx Gamma MX Jacket is a lightweight, weather-resistant softshell built for a variety of mountain activities in mixed conditions. Made with Fortius™ 2.0 fabric, it offers wind resistance, water-repellency, breathability, and abrasion resistance, providing a perfect balance of durability and lightweight insulation. Articulated patterning allows for optimal freedom of movement during active pursuits.

What’s new: Updated with a PFAS-free DWR treatment, recycled materials in side panels, and a roomier regular fit for improved mobility and layering.