Mail sorters are commonly made from steel, MDF (medium-density fiberboard), acrylic, bamboo, or other woods.
Counts vary widely—from single-pocket wall mounts to multi-slot units. Common examples include single-pocket organizers, five-slot desktop holders, and 12-compartment literature organizers.
Desktop trays often require no assembly, while wall-mounted pockets typically include mounting screws. Larger organizers may advertise quick, simple assembly (about 10 minutes) and include instructions.
Many sorters are described as suitable for letters, magazines, and folders. Some listings specify internal compartment sizes or capacities that support A4 sheets and magazine-sized materials—check the item’s listed dimensions and capacity notes to confirm fit.
Desktop sorters often emphasize compact dimensions and stackable designs so you can add trays or build multiple tiers; many listings note stackability and compact sizing to save workspace.