Common materials include polypropylene and polyester (plastic films), polyurethane, paper/cardstock, and other generic plastics.
Options range from single-compartment document holders and 2-pocket folders up to multi-pocket organizers with 6, 12, or 19 pockets.
Closures include zippers for plastic pouches, snap/button closures for some document holders, a thumb-turn style on certain expandable files, and magnetic or button-flap closures on portfolio-style folders.
Package quantities vary from single items to multi-packs; examples include single-item packs, 2-packs, 3-packs of document holders, and 12-packs of decorative file folders.
Features that aid transport and organization include accordion-style expanding pockets, carrying handles on larger organizers, thumb-turn or other secure closures, 1/3-cut tab labeling for quick sorting, and interior slots for pens and cards in portfolio-style folios.