Coudboom Echo 3 Low-Top SneakersHigh velocity innovation and a full length carbon fiber insole define these professional grade running sneakers. The breathable microfiber upper is paired with a Pebax Supershock midsole and Cloudtec technology, offering an optimized arch for directional boost and reduced energy dissipation. They provide a sturdy, multi dimensional feeling. Breathable microfiber technology upper Innovative full length carbon fiber insole High performance Pebax and