My medium to long distance runner for the last 5 years has been the Brooks Pure Flow 7. It's a 4mm drop shoe that feels good , as if he had enough media side. matter of stability. This topographic shoe also has a low drop (5mm) and has enough detail to act as a stability trainer. It's well padded. The top fit is fantastic. The spring feel is a bit spongy, but very trusting. I love this shoe. It will replace the Pure Flow 7. The toe box is wide enough to not be an issue, while the Flow 7 rubbed…