Helly Hansen Men's LIFA Lightweight Half-Zip

A unique, lightweight, 2-in-1 base layer with 100% Merino Wool exterior and 100% LIFA Stay Warm Technology interior. LIFA MERINO LIGHTWEIGHT is perfect for any type of activity in cold weather. LIFA Merino LIGHTWEIGHT delivers all the great benefits of Merino Wool fibers plus the unique properties of technical LIFA fibers. 2-Layer Construction. 70% Merino Wool, 30% Polypropylene.