This 3X ST15 lot of I DO 3D PRO Ink Pen Cartridge Refill is perfect for those who love to draw and create in 3D. These refill cartridges are compatible with the IDo3D Pro 3D pen and come in a variety of multicolor options. The filament diameter is specifically designed for the IDo3D Pro pen.

New in box, box may have some damage from storing. Non smoking but dog friendly home