This Autographed Navy Blue Pro Style Jersey has been Personally Signed by D.K. Metcalf of the Seattle Seahawks. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. This is a X-Large sized, non-branded, custom-stitched Jersey. This jersey has the old Beckett hologram and matching COA card. The sticker is slightly loose on the jersey, as it is the older style of Beckett hologram.