Alpine light and highly breathable, Polartec Alpha® active insulation warms the core yet allows steam to escape quickly during early morning skins to spring thaw runs. The DWR-treated stretch nylon shell cuts the wind and a compressible design crams easily into hydration vests or lumbar packs.
Alpine light and highly breathable, Polartec Alpha® active insulation warms the core yet allows steam to escape quickly during early morning skins to spring thaw runs. The DWR-treated stretch nylon shell cuts the wind and a compressible design crams easily into hydration vests or lumbar packs.
Regulate comfort in changing conditions. Alpha® active insulation is engineered for consistent warmth, while allowing greater breathability during activity. This air exchange technology creates sustained comfort without shedding layers.
