card board double sides printing with two black elastic from front to back to fixup the file it is suitable for A4 size docum

card board double sides printing with two black elastic from front to back to fixup the fileit is suitable for A4 size documents any color is okyour design is welcome

Size:A4(295*240mm) & FC(375*230mm) Weight:180GSM printing paper Packing:20pcs/bag,20bags/ctn

paper file