Michigan State Charms | Michigan State Spartan Football Helmet Charm with Green and Clear Crystal Charms | Officially Licensed Michigan State University Jewelry | MSU Jewelry | Stainless Steel Officially licensed MSU charms by Michigan State University. These Michigan State University charms fit most charm bracelets, including pandora. All Michigan State University jewelry is made with high-quality stainless steel. Michigan State jewelry ships within 24-48 business hours, product lifetime guarantee. These Michigan State charms make the perfect Michigan State gift for Spartans fans, students and alumni.