Made with lightweight, breathable, moisture-wicking bamboo fabrication, this is your favorite go-to top, but better. They have the same qualities and function as your favorite workout long sleeve, yet made for everyday wear. Features: 53% organic cotton/ 43% bamboo viscose/ 4% elastane. Self collar with fitted hood. Thumbholes at cuff. Scallopped bottom hem. Wicks moisture. Superior breathability. Extremely lightweight. Temperature regulating. Machine wash.