Customize your Create 3D pen by swapping out the nozzle tip to achieve different textures. This set includes six unique nozzle tips: an ultrafine 0.5mm tip, a thicker 1.5mm tip, as well a Triangle, Ribbon, Noodle and Angled nozzle. These tips come in a convinient carrying case that doubles as a tool to remove and replace the nozzles whenever creativity strikes!