Walking & Hiking in Warmer Conditions. Comfort: WoolFusion® of Merino/Coolmax®. Low tension cuff. Trail: Designed for Walking and Hiking in warmer conditions. All-day comfort for activities in cool, warm or hot environments. Typical activities include nordic walking and day hiking. Fibre Content: 66% Coolmax®/polyester 23% Nylon/polyamide 10% Merino Wool 1% Lycra®/elastane