Erlenmeyer flasks caps and pump holes

I always wanted to create a liquid soap container that was not store bought.

I bought some Erleynmeyer flasks and wanted to put a korktop. But korks are quite expensive to get and sometimes their size isnt ideal. So I thought that I can design one.

So here we are, two different tops, each in two varieties. one whole and one with a pump hole for the liquid soap pump.

the first is designed with a bottom diameter 31mm (a little bigger to accont for the ABS shrinking) and a top diameter of