The 2011 Topps Opening Day Baseball Jumbo Pack is a factory-sealed pack containing 24 standard-sized baseball trading cards. This pack features cards from the Major League (MLB) with a specific focus on player Freddie Freeman. The set is from the 2011 Topps Opening Day collection, manufactured by Topps in the United States. Each pack offers a chance to collect cards from the 2011 season in English language, making it a sought-after item for baseball fans and collectors.