Super soft, stretchy, thermal long sleeve base layer for unbeatable comfort and warmth. Perfect for running, walking, hiking and outdoor training and activities. Endorsed by professional athletes and elite trainers. - Super soft, stretchy, thermal long sleeve base layer for unbeatable comfort and warmth. Perfect for running, walking, hiking and outdoor training and activities. Endorsed by professional athletes and elite trainers. - SuperThermal Bliss fabric is lightly brushed on the inside to create an exceptionally soft and luxurious surface that retains body heat, keeping muscles warm and active in even the coldest conditions.Thumb holes provide extra hand coverage for cold weather conditions. - Premium 4-way stretch fabric creates a snug fit that moves with you without restricting movement. Can be worn on its own, or underneath another top as a base layer. - TCA D.R.Y. Technology wicks sweat from the skin, allowing it to rapidly evaporate on the fabric surface, keeping you