Printing on the side orientation with no supports and a 8mm brim in PLA.
Should be able to hold your 16 and 8oz Adams detail spray bottles, the opening fits them snuggly. It can be opened up to fit other spray bottle brands but Ive noticed many of my other household bottles are just a little bit too big.
I plan to make more updates and versions of this.
The author marked this model as their own original creation.