3Doodler Pro+ 3D Printing Pen Set

Take your freehand designs to the third dimension with the 3Doodler Pro+ 3D pen set. Designed for architects engineers and more it lets you express your ideas better by constructing rough drafts or prototypes in mid-air right in front of you. This pen set comes with six refill packs that include a variety of materials from copper to bronze or nylon.