3Doodler® Nozzle Set includes six new and exciting nozzles: a ribbon tip, a square tip, triangle tip and 0.5-mm, 1-mm and 1.5-mm nozzles—each guaranteed to supercharge your creative powers! Nozzle set also comes with a handy tool to effortlessly add, remove and store your new nozzles and a unique smoothing tool to create contours or smooth over the surfaces of your doodles.