This technical base layer is prime for breaking a sweat. It is soft with a lightweight performance fabric that features four-way stretch, moisture-wicking, antimicrobial properties and easy care benefits. UPF 50+ Sun Protection provides added coverage for outdoor workouts. Finished with a reflective heat seal for visibility. Size Medium. Color Blue Navy. Very good pre-owned condition. No flaws. Please feel free to reach out with any questions. 88% Polyester 12% Spandex Machine wash cold with like colors; tumble dry low. Do not iron. Do not dry clean.