This autographed jersey has been personally hand-signed by Bob Robertson ("1971 WSC" inscription) of the Pittsburgh Pirates.This autograph is certified by Total Sports Enterprises (TSE). It comes with the Total Sports Enterprises authentication hologram for Authenticity Purposes.Custom on-field style jerseys are a more affordable option for autograph seekers. These jerseys do not have any brand name or tags and are made in the Philippines. They feature stitched on names and numbers and are made to look very similar to the on-field jerseys that the players wear. These custom jerseys are very commonly used in the memorabilia industry.