These IV Bag Rings are available in 10 colors to help the pharmacy to safely and economically identify multiple I.V. bags by patient, department, floor, etc. The rings keep bags together for quick identification, yet pull open easily to separate bags. Made of heavy, round, plastic rod, the rings are resilient and springy. They are easy to apply and can be used anywhere quick identification is needed. The plastic is not brittle and the color won't fade with use.