Featured is a Derek Harper signed custom basketball jersey, inscribed "#12 Retired 1/7/18" and "Go Mavs!". This jersey has been hand signed by Harper and comes with the Beckett hologram and certificate of authenticity. This jersey features professionally sewn letters and numbers and is size XL. This jersey has no team tags or emblems and is intended as a sports collectible. This jersey would make a great addition to any sports memorabilia collection! SPECIFICATIONS Autographed By: Derek Harper Team: Dallas Mavericks Sport: Basketball Authentication: Beckett Grading Services