Being the die-hard Michigan State Spartans fan you are, it's not surprising you only want the best gear. Show your style and team pride with this PTX backpack cooler. Not only will you get compliments on how cool it keeps your beverages, but you'll also get compliments on how cool it looks with the rest of your Michigan State Spartans gear. It features a unique, 23-can capacity, and an insulated, water resistant liner. It also features padded, adjustable backpack straps.