This Autographed White Nike Jersey has been Personally Signed by Jacob deGrom of the New York Mets. 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 Jersey.