SHELF BIN Tough, durable plastic bins are ideal for keeping parts organized. Designed for use on 12", 18" and 24" deep shelving units and racks. Bins are waterproof and chemical, grease and oil resistant. Reinforced ribbed construction for added strength. Features slotted label holder for easy content identification and a wide hopper front for easy access. Nestable when empty to save space. Sold in carton quantities. These permanent, molded-in colored PREMIUM BINS are virtually unbreakable. Use colors to differentiate items for quick content identification.