This is a customized hockey stick blade for the Calgary Flames featuring the autograph of Sean Monahan. The signature was signed in black sharpie by Sean Monahan himself. A photo of Sean Monahan signing this specific stick blade is provided as proof and comes at no extra cost with your purchase. An expert from Beckett Authentication Services (BAS) has thoroughly examined and certified the authenticity of this hockey stick blade. You can verify the authentication by entering the designated number S38336 on www.Beckett-Authentication.com. Be sure to click on the images to enlarge and browse our website for more autographed collectibles from NHL and Olympics players.