This is a 2021 Match Used Adidas Soccer Ball that has been hand signed by 16 members of the 2021 Seattle Sounders. Signatures include Cristian Roldan, Stefan Frei, Will Bruin, Ethan Dobbelaere, Freddy Montero, Andrew Thomas, Spencer Richey, Raul Ruidiaz, Nicolas Lodeiro and Kelyn Rowe. This item has been certified authentic by Fanatics and comes with their tamper-proof sticker. It has also been authenticated by Beckett (BAS) and comes with their sticker and matching full-page certificate of authenticity.