Updated with a new design, fabric, and closer fit, our lightweight base layer wicks moisture to keep you dry and performing at your best when fast-paced activities and serious sweat are in the forecast. . . . . T1 Techwick: Our go-to base layer for any warm-weather activity or indoor workout. New fabric and design: single-knit polyester and stretch spandex. Superior wicking pulls sweat away from your body to keep you dry. Dries quickly to keep you comfortable. Stretch fabric for freedom of movement. Aegis odor-resistant finish to keep you feeling fresh. Thumbholes at cuffs for hand warmth and to keep sleeves in place for easy layering. Flat lock seams for non-chafing comfort. Fitted. Center-back length: 28 in.. Machine wash cold, gentle cycle-do not use fabric softeners; tumble dry low. Made in El Salvador.