25-pack hard plastic card holders for collectible cards and game cards – these durable and acid-free holders will keep your cards in top condition! Perfect for card collectors or business card enthusiasts, these plastic card holders will keep your cards in top condition. The holders are 14.5 kg thick and made of polypropylene for durability. The acid-free and PVC-free material ensures that your cards are fully protected and kept in optimal condition. Whether for collectible or game cards, these card holders are perfect for organizing and protecting your valuable cards. These holders are easy to use and will make your card collection look more professional. Suitable for collectible cards and business cards. Ultra-clear with a slight blue tint. Material: Polypropylene. Dimensions (outer): Approx. 100 x 76 mm. Dimensions (card slot/inner): Approx. 97.5 x 69 mm. Thickness: 14.5 kg. Dimensions are measured manually and may have an error of ±0.5–1 mm. Protects standard-sized cards. Durable and robust. Acid-free and PVC-free.