Gamma Jacket Men's is a shell jacket designed for bouldering, hiking and rock activities, built as a weather-resistant softshell layer that helps block wind and light moisture while maintaining breathability during high-output movement. Product Type: Men's breathable shell jacket Material: Softshell Weight: 395g Wind-resistant and water-repellent for changing mountain conditions High-stretch fabric and articulated patterning for overhead movement and scrambling Updated with two zippered chest pockets and streamlined design lines for a regular fit Pair it with a men's hiking pants and a hiking fleece for layering on cooler hikes and ridgeline pushes. Hiking, climbing, or skinning uphill—the Gamma Jacket keeps you moving through rugged terrain. Wind-resistant and water-repellent, it shields from the elements while maintaining max breathability on that final summit push. High-stretch material and articulated patterning make overhead movements a breeze, while durable face fabric stands up to rough scrambles. What's been updated: Updated with increased recycled content and a FC0 DWR (Durable Water Repellent) treatment that’s free from intentionally added PFAS. Two zippered chest pockets provide added storage, while revised design lines create a more streamlined fit.