Inflatable Everlast speed bag signed in black marker by Muhammad Ali. The bag in outstanding condition has been tucked away by our consignor who obtained the signature in perrson some time ago. A very interesting and unique display item. *Please note that this item is guaranteed by Love of the Game to pass authentication from one of the hobby's three major autograph authenticators: James Spence Authentication PSA/DNA or SGC Authentic. Please see our auction rules at http://loveofthegameauctions.com/rules.aspx for details on our guarantee and bid with confidence.