DETAILS Merino wool offers breathability and comfort in all conditions Wool is naturally antimicrobial and repels bacteria-causing odors Fine gauge knitting for druability; Performance fit means no blisters All weather performance keeps you cool in summer and warm in winter True Seamless uses undetectable seam fusion for an invisible feel SPECS Best Use:   Casual Fabric :  65% Merino Wool / 31% Nylon / 4% Lycra Spandex Cushion :  Mid-level Height :  Mid calf