This water bottle holder was designed to hold the 8-oz wide-mouth water bottle by Lixit:
https://www.amazon.com/Lixit-BPA-Free-Colorful-Chinchillas-Translucent/dp/B0002EZIRO?th=1
The holder can also be easily hung using a panel nail. You can use modifiers in PrusaSlicer to remove the stand, if you wish.
The author marked this model as their own original creation.