From Ultra Pro International. Foundations PROBinder for Magic: The Gathering The PRO-Binder for Magic: The Gathering features a vibrant, fullart cover and hot pink webbed pages with matching elastic strap closure. Sideloading pockets and lowfriction material help keep cards in place. The 9-pocket binder holds up to 360 cards, and the 12-pocket binder holds up to 480 cards, ann in archival-safe, acid-free, non-PVC pages.