Heavyweight baselayer bottoms with optimized fabric zones for active performance, the 260 Zone Leggings are a technical, cold-weather version of our best-selling Zone Leggings. The Zone features our BodyfitZONE construction, which combines stretchy merino wool jersey fabric with strategic panels lightweight eyelet merino mesh to improve ventilation and help control temperature during high-output pursuits. In the higher-wear areas around the knees we added merino and polyester waffle jersey for added abrasion resistance. The gusseted construction and flatlock seams throughout provide chafe-free mobility during fast-paced days.