Helly Hansen say - The versatile LIFA® Merino Midweight Crew Base Layer adapts to any type of cold weather. We combined a 100% merino wool layer with our proven LIFA® Stay Warm Technology in a fitted 2-layer construction. LIFA® Merino Midweight Crew Base Layer delivers all the breathable warmth of merino wool fibers, plus the unique moisture management properties of LIFA® fibers.

Shell: 57% Merino Wool, 43% Polypropylene

LIFA® MERINO

2-layer construction

100% Merino wool exterior

Flat lock seams for ideal comfort and durability

Non-itch fabric

ZQ wool