Stay cool, dry, and distraction-free on high-output days with the Intraknit Seamless Long Sleeve. Intraknit technology blends Merino and TENCEL Lyocell fiber to help regulate temperature, manage moisture, and reduce odors. Ventilation zones add breathability where you need it, while minimal seams reduce chafing. It's a reliable layer for training, hiking, or any day you plan to move. | Smartwool Women's Intraknit Seamless Long Sleeve Top in Light Gray | Size: Small