Printable pencil holder. Size diameter 87mm, inserts inside diameter 63mm, height 106mm. It can be printed without support, because are used max. 45° angles. You can use PLA filament, temp 205C-55C, layer height 0.15mm. For slicing you can use CURAENGINE. Slicing and print HOLDER can take long time. Use slowly print (HOLDER). Thanks for your interest.