A lightly brushed midweight baselayer, the Terramar Youth 2.0 Thermolator CS Crewneck provides quick drying warmth for active kids. The thumb holes keep sleeves in place, as you layer on sweaters, fleece or jackets.Made from a unique blend of 86% microfilament polyester and 14% spandex incorporating, 360Adeg stretch for complete range of motion.ClimaSense (CS) treatment is designed to respond to your body's changing conditions to keep you comfortable no matter what your activity levelThe CS system adapts to the skin's surface temperature, providing a warming effect when you are cold and a cooling effect when you are active, with a dynamic moisture transport systemClimaSense offers advanced odor control and uses bluesign approved, performance based technologiesAntimicrobial process helps eliminate odor causing bacteriaFlatlock seam construction for durability and comfortFunctional thumbholes and a contoured back panel for a performance fitUPF Rating 25+Warmth Factor: Warmer 2.0Import