Each sealed box contains 24 packs of 10 cards each in a 300 card base set (featuring the 1956 edition style that was never released) including 160 Single Image Veterans, 10 Double Image Prospects, 100 Knothole Design First Year Players, and 10 Retired Players. >>> Each box contains TWO Memorabilia cards and ONE Autograph card. Parallel sets: 300 Base 1:1, Rainbow 1:1 (First Year Player and First Year Player Gold > #`d to 1). Inserts: Relics 1:12 (Diamond Cuts, Diamond Cuts Red `56 parallel > #`d to 56, and Diamond Cuts 1 of 1 parallel > #`d to 1) and Autographs 1:24 (Signs of Greatness, Signs of Greatness 1 of 1 parallel, and Team Topps Prospects).