3 compartments
Heathrow Scientific 120172 Tray, 24 Slots, 24 Compartments, 3-5/16" H
You will find that SUPERMICRO gear is widely used in server farms.
Mesh Desk Organizer, Pen and Stationery Holder with 3 Compartments for Black
You will find that the black finish hides smudges really well, which is a nice touch for daily use.