Product details:

A unique 2in1 base layer with 100 merino wool exterior and 100 LIFA Stay Warm Technology interior - LIFA MERINO MIDWEIGHT is perfect for any type of activity in cold weather A unique 2in1 base layer with 100 merino wool combined with LIFA Stay Warm Technology in a 2 layer construction LIFA Merino MIDWEIGHT delivers all the great benefits of merino wool fibers plus the unique properties of technical LIFA fibers - Helly Hansen Lifa Merino Midweight 12 Zip Base Layer Top Mens Features Specifications2layer construction12 zip construction100 Merino Wool exterior225g LIFA Merino fabricNonitchFlat lock seams - FIT Regular - PRODUCT WEIGHT g 225GM2FABRICS57 Merino Wool 43 Polypropylene