3D printed inlays for overpronation

Some years ago I started getting trouble with pain during running - I found out after some checks with doctors and orthopedics that this was because of overpronation - especially an issue with my left foot.

So after spending serious amounts of bucks I got some special soles made by my orthopedic - and this helped a lot. But these soles get worn out too, so thats why I came up with the idea to make it myself. The key here is flexibility - these are made with NinjaFlex material.

The attached