Our LIFA(R) Merino Midweight collection is perfect for any type of cold weather activity. We combined a 100% Merino wool layer with our proven LIFA(R) fiber technology in a 2-layer construction. This LIFA(R) Merino Midweight layer delivers all the breathable, natural warmth of Merino wool, plus the unique moisture management properties of LIFA(R) fibers. Fit & Design: 1/2-zip design Double layer fabric in collar Flat lock seams for ideal comfort and durability 2-Layer construction Non-itch fabric ZQ wool Technology: LIFA(R) MERINO breathable, natural warmth of Merino wool, plus the unique moisture management Additional Details: Use wool detergent Do not use fabric softener Close zippers before washing Wash inside out Do not wring Additional Details: Use wool detergent Do not use fabric softener Close zippers before washing Wash inside out Do not wring