Stay cozy while supporting your Penn State Nittany Lions with the Concepts Sport Vector T-Shirt & Flannel Pants Sleep Set. Made from a luxuriously soft blend of polyester and rayon, the included T-shirt features a screen-printed team wordmark for a bold display of team pride. The coordinating flannel pants, crafted from a blend of cotton and polyester, provide ultimate comfort with an adjustable drawstring waistband and a tastefully embroidered team logo on the left leg.