Clear front & back. For cards measuring up to 57 mm × 89 mm (2 1/4" x 3 1/2"). This size is typical for large cards in most American board games like 'Munchkin', 'A Game of Thrones', 'Ticket to Ride' variants and many more. The cardbox safely stores 50+ 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 80µ polypropylene, with a soft non-reflective matte treatment. No acid. No PVC.