The Arjiekwei 3"X 4" Trading Card Holder is a semi-rigid card holder made of hard plastic, designed to hold up to 200 standard-sized trading cards with a thickness of 35 Pt. It features a clear color and is made of durable plastic material. The set includes 100 hard sleeves and 100 soft sleeves, providing a total of 200 card sleeves for storage and display. This product is ideal for organizing and protecting your sports trading cards collection in a compact and easy-to-use format.