Celebrate the past and present of the Seattle Mariners with this baseball that has been autographed by Ken Griffey Jr. and Julio Rodriguez. The centerfielders are both known for their heightened athletic ability and prowess at the plate. Griffey, now a Hall of Fame inductee, was a perennial All-Star and seven-time Silver Slugger recipient. Rodriguez is on track for greatness, winning Rookie of the Year and already appearing in two All-Star games. This baseball is the perfect piece of memorabilia for long-time Mariners fans or serious MLB collectors. This item includes an individually numbered, tamper-evident hologram that can be verified online to certify its authenticity.