OSSUR FLEX RUN? PROSTHETIC RUNNING BLADE WITH NIKE SOLES | eBay
Ossur Nike Sole Kit for Flex-Run | Ossur Nike Flex-Run Sole – Amputee Store
NIKE prosthetic running sole
Össur - The first Nike Sole came to be after track coach and Nike innovator, Tobie Hatfield, saw triathlete Sarah Reinertsen cutting the soles off shoes and gluing them onto her Flex-Run.