Pikachu Premium PRO-Binder - Rules of Play says:

9-pocket Premium PRO-Binder with debossed Pikachu artwork. Cover is designed with padded leatherette look. Black web material gives cards a classic framed look and is embossed for easy slide-in of cards. Side loading pocket design to prevent cards from easily falling out. Elastic strap holds the binder shut when not in use. All materials made from archival-safe, acid-free non-PVC material. Holds 360 cards in Ultra Pro Deck Protector sleeves.