The 3Doodler Nozzle Set is a changeable nozzle set designed to store your nozzles and supercharge your creative powers! Upgrade your Doodling experience to a whole new level with six new exciting nozzles and an included smoothing tool to control the variety of designs and flow of plastic when Doodling! The nozzle set comes with a handy tool to store your new nozzles and is available in a variety of shapes and sizes such as ribbon square and triangle