Black Diamond Deploy 3L Shell (Men's) Silva One zippered external left-chest pocket

One zippered external left-chest pocket

which is absorbed quickly and used as muscle fuel

AdvancedSkin Warm

Updated with a FC0 DWR finish for a lower footprint

this is the ultimate sock for long or multiday high mountain and winter expeditions

Black Diamond Deploy 3L Shell (Men's) Silva One zippered external left-chest pocketBuilt with mountain running in mind, this ultralight, highly technical layer provides security and protection from the elements in a packable design. Although it originated as a race layer for mountain runners, the Deploy 3L Shell is ideal for multi pitches deep in the backcountry, mile long ridge traverses, and other alpine objectives where every ounce counts. The 10D face fabric is super light yet water and wind resistant, and its minimalist design