deflect-o Super Tray Unbreakable Countertop Tray Set, 2 Tier, Plastic, Black: * Lightweight, two-tier, industrial strength plastic desk trays * Industrial-duty trays hold heavy items, yet are lightweight * Labeling area on each tray (labels not included) * Stacks with matching plastic risers * Durable plastic * Two trays plus four 3" and four 5" plastic risers per set * 5" risers allow for 6 1/2" storage capacity in bottom tray.