Description Featuring a built-in intelligent cooling system that works with your body temperature, this premium lightweight baselayer is ideal for outdoor work like construction, gardening and farming. It's also a smart choice to wear hiking or camping.Greater Arm Mobility for freedom of movementMoisture Movement Technology wicks away moisture from skinClimateTEK for dynamic and temperature regulated coolingFreshTEK sustainable odor-resistancePocket on chest5 oz mesh jacquard100% PolyesterImported