Stay comfortable and confident during cold-weather activities with the Helly Hansen Lifa Seamless 1/2 Zip Baselayer. Combining Merino wool with Lifa® Stay Warm technology in a seamless construction, this lightweight top offers moisture-wicking, quick-drying, and insulation to keep you warm all day. Lifa® Stay Warm technology HH® Lifa Merino fabric 2-layer construction Flatlock seams for itch-free comfort 45% wool, 44% polypropylene, 11% polyamide Imported