As someone with severe over pronation (due to completely flat feet) I know most of the developments have been in materials and shapes. It used to be there was

As someone with severe over pronation (due to completely flat feet) I know most of the developments have been in materials and shapes. It used to be there was a couple pairs of shoes I could buy, now it seems as if most manufacturers have a few models that help. My last pair cost a LOT of money (Brooks), but I can tell you I've never felt a shoe as good as this one. They get better every time I buy shoes which is every 2-3 years.