Clear view bins are extremely useful for quick identification of medical supplies, food grade ingredients and pharmaceutical contents when stacked or hung on rails like these 10-7/8"D x 5-1/2"W x 5"H bins. Bins securely hang on provided rails or stack one on top of another with interlocking ledges. Set includes 4 bins and two 12-inch rails. Bins are autoclavable up to 250 degrees F. and allow quick identification of contents through clear sides and fronts.