The Womens 260 Zone Long Sleeve Half Zip Top from Icebreaker is a heavyweight women’s baselayer zip shirt with optimized fabric zones for active performance, the 260 Zone Long Sleeve Half Zip is a technical top for highly active days in cold conditions. 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. A deep front zip quickly vents excess heat, and in the higher-wear areas we added merino and polyester waffle jersey for added abrasion resistance. Raglan sleeves and flatlock seams throughout make for chafe-free mobility during fast-paced days.