PLA 1.75mm material. 3D pen for children. The shape is redesigned, children can hold the pen better. Upgrade type-c power interface. Printing consumables. i1.2fb2dp65dp657j” style=”box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; height: 17978.9px; position: absolute; top: 0px; visibility: hidden; width: 1068.6px; z-index: -1;”>.