If you want to print in vase/spiral-mode use the filled model. Don't forget to set top layers to 0 and the bottom minimum 3-6 layers.
You can also use the 1mm thick hollow model for normal printing
Checkout my other Designs :)
Vase-1mmThick.stl | 2.5MB | |
Vase-VaseMode.stl | 1.2MB |