ultra pro 2-piece clear card storage box | holds 50 standard cards | 2 boxes per pack | 5-pack total ultra pro ultra pro brings you this 2-piece ultra clear storage box that has snug fitting air-tight closures, square corners, and are stackable. each box holds 50 standard cards. each pack comes with 2 boxes. this listing is for a 5-pack for a total of 10 boxes.