This under layer long sleeve from Skane is the perfect way to keep warm without restricting your movement the way a thermal does. A cotton polyester blend transports moisture away from the body which helps regulate your body temperature by keeping you drier. Triple layer protection including a TRP Inner Layer, a Insulation Mid Layer, and a Shell Outer Layer. Easy care, quick drying, and a super soft feel make this high performance long sleeve a great garment for your active lifestyle.