Mark Brothers VIP Autograph Signing at Sinbad Sports. This Mark Clayton #83 jersey features embroidered player number on jersey front; embroidered player last name and number on jersey back. Mark Clayton signed this jersey on the player number on the back with a black sharpie. These are custom Jersey ready to frame it. Size Xl. Color teal. Shop with confidence as this product has been authenticated by JSA and comes with numbered decal.