Removable Rotating Pen Holder

Removable rotating pen holder Pen holder consisting of 4 pieces: - base with support cylinder; - rotating upper base; - external wall with 6-8 compartments; - internal wall with 4 compartments.   Easy to clean, easy to print and assemble. It requires neither glue nor screws.   Choose the external part you prefer: - 6 compartments: 4 high and 2 lower and wider; - 6 compartments: 5 high and 1 lower and wider; - 8 tall compartments, all the same.