This custom Calgary Flames logo hockey stick blade is autographed by Derek Ryan himself. Sporting a sleek black sharpie signature, this hockey stick blade comes with a proof photo, personally signed by Derek Ryan. Rest assured, an expert from Beckett Authentication Services (BAS) has examined and certified this item as authentic. Verify its authenticity by entering the authentication number "S38311" at www.Beckett-Authentication.com. For more NHL and Olympics autographed collectibles, be sure to browse our website.