YOU ARE LOOKING AT A COLLECTOR?S EDITION PROFESSIONAL SIGNATURE SERIES BASEBALL THAT HAS BEEN NICELY SIGN IN BLUE PEN BY FORMER ASTROS PITCHER CHRIS SAMPSON, THIS WAS OBTAINED IN PERSON DURING A GAME BATTING PRACTICE TIME, I HAVE BEEN COLLECTING AUTOGRAPHS FOR MANY YEARS, I GUARANTEE IT TO BE 100%AUTHENTIC AND TO PASS ANY AUTHENTICATION SERVICE SUBMITTED TO, IF ITEM REJECTED BY PSA/DNA OR ANY OTHER AUTHENTICATION SERVICE,WILL FULLY REFUND ITEM?S COST AS WELL AS ANY AUTHENTICATION FEE.