Abstract: A detachable photoalbum, which comprises two opposite casings, covered by related covers with folding lines; a side casing connected between the opposite casings, a binder means with at least two sticks, and a plurality of loose bags. Each bag has inserted therein a sheet to divide the bag into two halves and has formed thereon at least two holes so as to be hanged on the sticks.The combinations of opposite casings and side casing, and the binder means and the side casing are finished by the technique of pins and holes. And above casings and binder means are made of elastic material, such as plastic or acryl resin, therefore the photoalbum is easily detached and assembled as an ordinary cassette.