The Icebreaker ZoneKnit Leggings are engineered for high-output activities, utilizing body-mapped technology to regulate body temperature and facilitate breathability. Constructed from a blend of merino wool and TENCEL, the fabric features strategically placed panels of eyelet mesh to enhance airflow. Designed with flatlock seams to minimize friction and a gusseted construction for improved mobility, these leggings provide moisture management and natural odor resistance suited for active layering.