This set contains 6 specialist stainless steel icing nozzles for intricate designs and a plastic coupler. For use with an icing bag (available separately). The nozzles are: No. 4 Writer, No. 24 Open Star, No. 47 Ribbon, No. 57 Petal, No. 63 Fluted Pearl, No 96 Swirl Tube. The stainless steel nozzles and plastic coupler are dishwasher safe.