Sitka Ws Kelvin Active Jacket Optifade Subalpine Size:Medium and Superformance ammunition stays within

and Superformance ammunition stays within SAAMI pressure limits

A 2-way stretch construction allows a full range of movement without binding or pulling

so larger builds are properly catered for

and practical features

traditional finish that ages well in the field

Sitka Ws Kelvin Active Jacket Optifade Subalpine Size:Medium and Superformance ammunition stays withinA necessity for any backcountry outing, the Kelvin Active Jacket features 80 g m2 Polartec Alpha insulation for maximum versatility an ideal outer layer in mild conditions and perfect insulation under a shell when the mercury plummets. Soft, quiet and breathable, this workhorse knows no off season. HIGHLY BREATHABLE AND THERMALLY REGULATING Polartec Alpha Active is a non migrating lofted fleece insulation that offers superior breathability and