Mid-weight COOLMAX Outdoor sock Mid weight, multipurpose outdoor sock improves moisture management (COOLMAX TECHNOLOGY) for people who demand performance for longer hiking in all weather conditions. 1. Evacuate Sweat & Temperature Management (COOLMAX) 2. Elastic Arch Support 3. Specially Shaped Welt 4. Cushion Comfort 54% Polyester 22% Polypropylene 22% Polyamide 2% Elastane