Michigan Wolverines Toddler and Kids Organic Cotton Pajama Set. Part of our Michigan Wolverines UM Mathing Family PJ Set. Your little Michigan Wolverines fan will sleep comfortably in this 2 piece snug fit 100% organic cotton set. This Michigan long sleeve tee shirt and pants pajama set from Wes & Willy features an allover sublimated print of the Wolverines logo on a bold Michigan team color background. Let your little U of M fan sleep in style with this pajama set that screams Go Blue!! Search Michigan Wolverines Matching PJs for Men's and Women's sizes to complete your Michigan Wolverines UM family pj set. Umich Go Blue! Officially licensed Michigan Wolverines fan gear.