Drift off to dreamland in this Michigan Wolverines Rigor Three-Piece Tank, Short & Robe Set from Concepts Sport. Crafted from a soft and comfortable blend of polyester and spandex, this three-piece set helps you get a cozy night's sleep with dreams of a big Michigan Wolverines victory. The embroidered team logos add a touch of team pride, making it the perfect way to show your school spirit in style, day or night.