Eco-Friendly Products: The trading card sleeve is made of clear PVC, soft, waterproof, durable. It can be repeated use, put the card sleeves on, it can clearly show the original color of the card. It is very suitable for collecting card games..Easy To Carry: Baseball card protectors are lightweight. It can be put in briefcases, pockets, school bags, and other places. It is convenient for you to take out and share at any time, and it can also prevent the card from being lost..Multi-faceted Protection: Install the card protector sleeve, which can prevent dust, prevent the card from bending,wear-resistant scratch-resistant. It can be used for frequent shuffling and playing games, which can extend the life of the card..Wide Application: Card protectors hard plastic is suitable for pokemon card, baseball cards, credit cards, trading cards, and sports cards. Put your collectibles in sleeves to protect your precious cards..What You Get: 50 thick and 100 thin card sleeves. Each size is standard size 3 x 4 inches. Sleeves for trading cards hard plastic are suitable for standard-size transaction cards. And the number of packages is enough to meet your needs.