[Size] When assembled: Width 230mm x Height 105mm x Thickness 80mm [Number of storable cards] Approximately 400 cards with sleeves [Material] Coated ball + PP * "Vanguard" and "Buddy Fight" have a thick card thickness Because it is thicker than other trading card games on sale, the number of stored cards is different. , Big success in storing cards! Bushiroad Storage Box Collection 51st is here! In the 51st edition, "Idol Master (10thLIVE Costume Ver.)" Will appear. Now store your cards in your favorite storage box!