Rep the Fighting Irish the next time you head to the gym in these Under Armour Menâs University of Notre Dame Primary Logo Gameday Double Knit Rib Shorts 7 in. Theyâre made from a blend of 60% cotton and 40% polyester for comfort and strength, and the team logo shows off your fandom. Under Armour Menâs University of Notre Dame Primary Logo Gameday Double Knit Rib Shorts 7 in Navy Blue, Small - NCAA Accessories at Academy Sports