The Ultra Pro Card Sleeves come in 8 packages of 100 sleeves per pack, making a total of 800 sleeves. These resealable sleeves are 3" x 4" in size and are made of clear plastic. They are designed as soft sleeves and are suitable for toploaders. Manufactured in 2021, these acid-free sleeves are ideal for storing and displaying trading cards in a protective manner. Made by the trusted brand Ultra PRO, these card sleeves are a reliable choice for collectors looking to maintain the condition of their cards.