Have only worn casually so no running miles in them. Probably about 10 total walking miles to be honest - if that. Retails $160 | Boston Marathon version |Unique, good looking, and comfy shoe! Features Carbon Trax™ rocker ensures stability while enhancing mobility Flowstate ETPU Foam midsole offers lightweight cushioning blumaka insole guaranteed to last 10x longer than competitors Super soft, recycled polyester knit upper Secure heel, snug midfoot embrace & spacious forefoot Slip-resistant outsole made from partially recycled rubber Drop: 5mm Stack Height: 32mm in heel / 27mm in forefoot Insole Height: 5.4mm Weight: 8.5-9oz