Includes Certificate of Authenticity. Signed by the 2010/2011 Manchester United squad. The item “Manchester United Signed Ball 2010/2011 with COA” is in sale since Monday, April 18, 2016. This item is in the category “Sports Mem, Cards & Fan Shop\Autographs-Original\Soccer\Balls”. The seller is “sirmarksalot_1st” and is located in San Marcos, Texas. This item can be shipped worldwide.