Tier Drop Sorters are the only literature organizers that let you keep adding on - one tier at a time! Individual tiers stack together to form any size unit you need. You can create a stack up to 24 tiers high - that's a total of 72 slots! Need more slots? Add another stack side-by-side.
Tier Drop Organizers are a strong, economical, and versatile way to sort and store all of your literature forms and mail. Tier Drop's unique "ripple wall" design gives it strength comparable to steel, but costs 25% less! Constructed from durable injection-molded polystyrene, Tier Drop has a LIFETIME GUARANTEE!
Light assembly required.

Tier Drop2 organizes literature and forms in even the smallest spaces with a 2-wide unit. At only 19" wide and 13" deep, Tier Drop2 stores a lot of paper without taking up too much desk space. Available in gray or black. Light assembly required.