For cards measuring 70 x 120 mm. This card size is used in games like Elder Sign, Mystic Vale, XCOM, Yedo, Blue Moon and many more. The card box safely stores sleeved cards, and doubles as a card-holder during play. Just flip back the lid and lock it in place! Contains 50 clear card sleeves in 80 micron polypropylene, with a soft non-reflective matte treatment. No acid. No PVC.