The product is a lot of 5 Ultra Pro card sleeves, with a total of 500 sleeves included. Each sleeve is designed to hold 100 penny-sized trading cards, making it ideal for storing and displaying a large collection of cards. The Ultra PRO brand is known for producing high-quality and durable card sleeves, ensuring that your cards are protected and well-maintained. Perfect for sports trading card enthusiasts looking to organize and store their collection in a convenient manner.