... .45mm,inner pocket: 0.15mm 2.letter size 3.12insert tabs,13 pocket 4.24pcs/ctn Type: Expanding file ;Material(s ... pockets, 12 tabsFront flap with elastic string and button closure for easy accessBlack stitched edgesFor letter size papers and documents All ... folders, expanding files, clip files, document bags, document cases, clear books, card cases, pencil cases, pp tab dividers, gift boxes and ...