Sport Glasses Insert

This is an Insert replacement for Adidas Sport Sun Glasses.
Those inserts clip inside the sunglasses and provide eyesight correction with appropriate lenses.
I broke the insert in my well used Evil Eye Adidas sun glasses. I used them for several sports; competitive volleyball (indoor and beach), snowboarding, white water kayaking.
After several years of good and frequent use, the nylon insert broke and instead of spending another 60$, I opted to try and print a replacement part.
This is the