(based on 5 ratings)

There's a reason, several actually, that the Polartec Power Shield and Schoeller Dynamic jacket is an award-winner. A superb product design coupled with practical function makes the Gamma MX by Arc'Teryx a highly breathable, wind and water-resistant mountain shell.<ul><li>The fabric package gives you extreme durability and weather protection in cold, alpine environments. Add water, stir, and you got yourself a worry-free good time</li><li>Gusseted in the underarms to give you great upward reach, and the laminated hem cord keeps the main body in place to keep out drafts</li><li>Pockets galore - one on the upper, left arm, two high chest pockets and two hand pockets - are all laminated, all zippered</li><li>DWR (Durable Water Repellent) coating finish beads the water up rather than letting it soak in</li></ul><ul><li>Weight: 16 ounces (456 grams)</li><ul><li>Fabric: Nylon</li><ul><li>Secondary fabric: Nylon/ elastic</li></ul>Specifications based on size Medium.