Size is approx; 34.0 by 24.0 by 1cmAdditional product info; Collection Refill Zekrom Reshiram Appears!9-Pocket Type 4-Hole System Card File Pokemon Card Game Collection File Recommended9-Pocket Refill For Cards.With 10 Refills, Up To 180 Cards Can Be Stored!The 9-Pocket Refill Is Compatible With 3-Hole and 4-Hole Systems.It Has A Flap Function That Makes It Easy To Insert Cards And Hard For Them To Fall Out Even If Turned Upside Down.Features Include Holding Cards Inserted In The Separate Pokemon Card Game Deck Sleeves,Allowing 2 Cards In One Pocket,And A High Transparency Sheet That Makes The Card Illustrations Look Beautiful.Additionally, It Comes With An Index Sheet That Is Convenient For Organization And Usable On Both Sides!