The Sports Cards Mystery Box contains a mix of football and baseball trading cards, with a total of 30 standard-sized cards made of card stock. Each mystery box is packed at random meaning there is a chance for rare cards, autographs, new/vintage cards, and memorabilia cards. The cards are original, making them a valuable addition for any sports memorabilia collector. Made in the United States, this mystery box offers a special and limited selection of authentic sports trading cards.