Icebreaker W 260 Zone LeglessHeavyweight womens merino wool base layer bottoms for highly aerobic days in cold weather, the 260 Zone Legless features zoned ventilation panels for active temperature regulation. Features BodyfitZONE features breathable zones for high intensity activity Gusset for mobility and comfort Flatlock seams to prevent friction Content Body: 97% Merino Wool 3% Lycra Mesh: 98% Merino Wool 1% Lycra 1% Nylon Exclusive Of Decoration Fit Slim