What's cooler than being cool? The Cool-Stretch collection. Made with breathable organic cotton and just enough flex for off-the-clock comfort, anytime. Soft, breathable organic cotton. Crew neck, long sleeves. Straight hem. Slim fit, hits at the hip on most. We recommend ordering your true size.. Front Length, Size M: 27.5". Sleeve Length (Overarm), Size M: 27". GOTS Organic Certified by Control Union 832196 .Machine wash cold. Tumble dry low.