Each sealed box contains 16 packs of 5 cards each in a 150 card base set. >>> Each box contains TWO Memorabilia cards and ONE Autograph card. Parallel sets: 13 full variations and 13 50-card variations. Inserts: Materials/Signatures, Framed Materials Signatures, Hall of Fame Heroes 1:12, Hall of Fame Sluggers (3 variations > #`d to 50 or less), Masters of the Game (3 variations > #`d to 50 or less), Timeline (3 variations > #`d to 50 or less), Team Timeline (3 variations > #`d to 50 or less), Gallery of Stars 1:14 (11 variations > #`d to 200 or less), Diamond Cuts Signatures (6 variations > #`d to 25 or less), and Heritage Collection (7 variations > #`d to 25 or less).