these sleeves are designed only for ygo sized cards, they are japanese cards size, please don't use them for standard cards like mtg.1 bag is for 50pcs, size 2.48 *3.54 inch( 63*90 mm), Acid Free and Non PVC.Made from Premium Quality Polypropylene Material (PP).Alowing for archival-safe storage.Cute ygo girls arts,The front side covered with a flashing film, shinning laser flash.Use For Games That Are Frequently Shuffled and Played to Maximize Card Life