Universal Size for Standard Cards: Designed to accommodate all standard-sized collectible cards, including sports cards, baseball cards, and game cards. Each pocket measures 2.52 x 3.52 inches internally and 2.9 x 4.6 inches externally, with a thickness of 35pt ensuring a snug fit. Strong Magnetic Seal for Secure Protection: Equipped with a strong magnetic seal, ensuring your collection is held firmly in place and providing optimal protection against damage even if dropped. Ideal for safeguarding your valuable collection. Advanced UV Protection: Protects your precious collectible cards from sunlight. Our magnetic pockets are made from UV-resistant material to prevent fading and discoloration, maintaining the cards' integrity and appearance for a long time. Crystal Clear Protection: Made from transparent acrylic material, providing clear viewing without removing the cards. They offer excellent resistance to moisture, dust, bending, and scratches, keeping your collection in perfect condition. An Ideal Choice for Card Collectors: This set of 10 magnetic card holders is a fantastic gift for both experienced collectors and beginners. It's an essential accessory for anyone serious about collecting trading cards, and a thoughtful, practical gift for any occasion. Color: As shown in the picture. Material: Acrylic. Package Contents: 10 card holders (cards are not included). The above includes only the package contents; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. Measurement error: +/- 1-3 cm.