L, M, S, XL - Long sleeve performance crewneck with crossover collar. 5.3 oz 100% polyester twill interlock long sleeve shirt featuring UltraCool (R) moisture wicking technology. Accented with contrast flat piping and mesh panels along sides and sleeves. Rib trim along cuffs and front neck. Easycare - easy wash and wear with machine wash and tumble dry. Tagless - features heat transfer label for greater comfort.