Recycle floor sign - Use this heavy duty industrial floor sign to clearly label recycle material and bins in your facility. This floor sign is .027" thick and available in 12", 16", and 24" sizes. part number stR12bb, stR16bb, and stR24bb respectively. Simply peel and stick this industrial floor sign to clean dry concrete above 55 degrees F for years of service. You will love the durability of piprd floor signs. They last and clean up great.