Matthew Tkachuk Autographed Florida Panthers Adidas Jersey. Florida Panthers Home Adidas Adizero Authentic Hockey Jersey. Jersey is licensed by the manufacturer and includes original factory tags. All numbers and letters are professionally sewn by our team. The number on this jersey was hand signed by Matthew Tkachuk with a blue marker at an AJ Sports autograph event. AJ Sports guarantees this autographed memorabilia to be authentic. A representative was present to witness the autograph as it was signed and the item includes an AJ Sports certificate and verification hologram. Please note that product photos are stock images from memorabilia signed at a professional event. Autograph may vary from image as each one is individually signed. Jerseys are generally size large or xl but we do not list or guarantee a specific size for signed memorabilia. Each signed item is certified authentic with AJ Sports verification hologram. Our collection includes items from other industry leaders whos reputation is worthy of our trust. For your assurance and protection we promise a no hassle, money back guarantee, if the authenticity of any item we sell is considered doubtful. Please note the guarantee is void if the hologram, item, or documentation have been altered.