University of Michigan Necklace | UM Wolverines Football Helmet Pendant with Chain | Officially Licensed University of Michigan Jewelry | UM Jewelry | Michigan Gifts | Stainless Steel Officially licensed Michigan pendant necklace by the University of Michigan. This University of Michigan necklace comes with a stainless steel football helmet charm and a 20" stainless steel chain. All University of Michigan jewelry is made with high-quality stainless steel. University of Michigan jewelry ships within 24-48 business hours, product lifetime guarantee. This UM football helmet necklace makes the perfect University of Michigan gift for Wolverines fans, students and alumni.harm bracelets You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!