ahg-Underwear COLD WINNER COLD WINNER patented high-tech fabric with a wide range of versatility. Whether in cold of 27°C below zero or heat of 30°C above zero, its temperature remains at a constant level. Access sweat absorbed through body contact is being passed through immediately in order to evaporate. The body stays warm and dry. Tests made in Canada and Europe in daily and extreme conditions (temparatures between +25C° and -22C°) have confirmed all the technical underwear qualities. These various tests prove the COLDWINNER TM efficiency and its necessity to be worn in the following sport activities: Cycling, Shooting-Sport, Mountain Bike, Crosscountry Ski, Alpine Ski, Ski-Doo, Climbing, Trekking, Sailing, etc- as well as in the everyday life. The COLDWINNER TM underwear needs to be worn close-to-thebody, on the bare skin, to get a maximum efficiency. You can wear it all year long, considering the weather conditions and the temperature variations. Despite its relative heaviness, it does bring an absolute comfort through its lightness on the skin. Thanks to its technical structure, the COLDWINNER TM has become the thermoregulating underwear the most appropriate to all conditions. material: 48,15 % Polyester 48,15 % Thermolite 3,7 % LycraAvailable in sizes: XXS, XS, S, M, L, XL, XXL.