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Essential for the trail, gym, or any aerobic activity, our Techwick offers superior wicking and fast-drying performance with a soft, lightweight feel.. . . . Supersoft, lightweight micro-polyester fabric. Superior wicking-pulls sweat away from skin to keep you dry. Dries quickly-to help you maintain your core body temperature and perform better. Mechanical stretch provides freedom of movement. Treated for odor resistance. UPF 30 for protection from harmful UV rays. Flatlock seams to prevent irritation and chafing-no underarm seams. Underarm gusset for smooth fit and nonchafing comfort. Self-fabric binding at back of neck for smooth comfort and durable wear. Crew neck, long sleeves, straight hem. Reflective Techwick and EMS logos. Front length from high-point shoulder: 26 in.. Machine wash cold, gentle cycle; tumble dry low; do not use fabric softeners. Made in El Salvador of USA fabric.