Trading card collectors, these WELANE card sleeves are exactly what you need to protect your valuable collections! The 3x4 inch size fits most standard trading cards perfectly - baseball cards, football cards, Pokémon cards, Magic cards, you name it. Made from clear, rigid PVC plastic that's seriously durable - these won't bend, crack, or tear under normal use. The transparency is excellent, allowing you to appreciate your cards' artwork and details without any distortion. The top-loading design makes it super easy to slide cards in and out, while still providing secure protection. They're waterproof, dustproof, and scratch-resistant, so your cards stay in mint condition for years. The compact size means you can carry protected cards in your pocket, backpack, or binder without adding bulk. Having 20 sleeves in the pack gives you plenty to protect your most valuable cards or your entire playing deck. The quality is impressive - the plastic feels substantial without being overly rigid, and the edges are smooth so they won't damage other cards or surfaces. Whether you're a serious collector protecting investment cards or just someone who wants to keep their favorite gaming cards in good condition, these sleeves provide professional-level protection at a very reasonable price. Your valuable cards deserve this kind of care!