Adapter to connect 2 SoftSoap (and similar) bottles.

I use this adapter to transfer the left overs from almost empty 56 oz SoftSoap bottle to the new one. I am sure you can use it for some other purposes.
It's a very easy print that doesn't need supports or raft.
I did not come up with the original idea. I just scaled this thingy to the size I needed:

https://www.thingiverse.com/thing:2849064