The BCW Pro 9-Pocket page is an acid-free, archival quality product that is designed for the safe long-term protection of your valuable collectible trading cards. This product features high-clarity polypropylene and side-loading pockets with strong welds. BCW Pro 9-Pocket pages fit all standard 3-ring binders and albums. Use the 9 pocket page to protect, store, and display collectible trading cards like: baseball cards, basketball cards, football cards, Magic the Gathering, Pokemon, and others.