Print the product "on the side" so as not to to mold the support. ABS material, or any other, allowing small plastic deformation. 5,2mm diameter tube, a glass thickness of 2.5 mm. Next, install the tube in the device, mounted on the glass. In a glass pour 50 grams of rum "Captain of Morgan" or "Bacardi" and pour 150 grams of cola. Drink slowly. Good luck!