Arc'Teryx Gamma Lightweight Review - The Most Versatile Arc'Teryx Softshell The Arc'teryx Gamma Lightweight is the most versatile softshell in the lineup — it breathes like a sun hoody and blocks wind like a shell. Full review. 🛒 SHOP THE ARC'TERYX GAMMA LIGHTWEIGHT HOODY: 👉 arcteryx.sjv.io/n4nMP6?u=https://arcteryx.com/us/en/shop/mens/gamma-lightweight-hoody-0606 In this review, we break down the Arc'teryx Gamma Lightweight Hoody — the lightest member of the Gamma family and arguably the most versatile piece Arc'teryx makes. Built from Fortius™ 1.0 softshell (86% nylon / 14% elastane, with 43% recycled content), it's a four-way stretch woven that automatically dumps excess heat while blocking wind, so it breathes well enough to double as a sun hoody but still cuts a stiff ridgeline breeze. UPF 50+ handles sun exposure on snow and at altitude, and a PFAS-free FC0 DWR beads off light rain. The quick-adjust StormHood™ covers with a single pull; articulated pa...