Ultimate Guard Prem Game Sleeves Mini American (50 Cards Robust and highly durable material for premium card protection and gameplay Made of high-quality polypropylene, the industry standard for clearness and usability of card sleeves Easy card access with these regular fitted sleeves, great for trading cards with others Keeps your cards safe and preserves the value of your collection during permanent storage This product is completely free of PVC and acidic materials and therefore ideal for collectible cards