Sleeve Kings Board Game Standard American Card Sleeves are made of high quality polypropylene material. Easy access to cards with these regular sleeves, ideal for exchanging cards with others. Keeps your cards safe and preserves the value of your collection during permanent storage. The clear and transparent game card protective case, can protect your game card does not wrinkle. Use for games cards that are frequently shuffled and played, to maximize card's life. Providing a snug fit for many game cards. A pack contains 55 sleeves. Size: 57 mm x 89 mm).