This Miami Dolphins special alternate ECLIPSE Authentic Full-Size Helmet was hand signed by 5 star players at private signings. Signatures include: Devon Achane , Tyreek Hill , Raheem Mostert , Tua Tagovailoa and Jaylen Waddle. It is accompanied by a Certificate of Authenticity from Palm Beach Autographs and Fanatics. A tamper-evident hologram will be affixed to the item. Each signature is witnessed by a member of our staff or comes out of a private signing.