This Autographed Green Pro Style Jersey has been Personally Signed by Clay Matthews III of the Green Bay Packers. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by JSA. We have multiples of this same item. While the photographs are representative of this item, the size, placement and strength of the signature may vary. Each item is hand signed, therefore, each autograph is unique. This is a X-Large sized, non-branded, custom-stitched Jersey.