Increase your pace on the ascent in this men's outdoor t-shirt engineered with breathable Pontetorto® Merino TecnoWool and COOLMAX® fabric for moisture-wicking performance. Constructed from a single piece of fabric with just two seams. the lightweight garment resists rubbing and chafing.FORMOTION® follows the natural movement of sport for a better fit and greater comfort in motionCrewneckBonded seams; Baby flatlock seams reduce chafing and skin irritationPontetorto® Merino TecnoWool fabric combines the natural advantages of wool with the functionality of COOLMAX® moisture-wicking fabricLightweight. single piece of fabric with only two seams50% wool / 50% polyester single jersey