Nipple Measuring Tool

My wife is currently pregnant with our first, and she wants to buy the correct size phlange for a breast pump. There are commercially available tools available but they're pricey. This was my first attempt to properly use Shapr and practice making a tool from scratch. I completely understand this may not be suitable for all, so please remix, redo, whatever you desire to make this better.I hadn't been able to find anything with a brief search of a few forums so I did this to hopefully pro