NIKE Free 5.0 Running Shoe Women’s Size 8.5 Hot Pink Run TR Fit 4 Sneaker 629496

The Nike Free 5.0 TR Fit 4 Print Women's Training Shoe is lighter than its predecessor with a revolutionary upper that uses breathable engineered mesh. The Nike Free 5.0 platform offers training-specific flexibility and traction. Flywire technology for dynamic lightweight support and lockdown in the forefoot Innersleeve wraps the heel for a supportive fit and feel Phylite midsole for lightweight, durable cushioning Environmentally-preferred rubber pods in the heel and forefoot for durability on a variety of surfaces Herringbone pattern in the forefoot for multidirectional traction After learning that Stanford athletes had been training barefoot on the university's golf course, three of Nike's employees set out to develop a shoe that felt natural and weightless, similar to bare feet. In 2002, they examined a group of men and women with pressure measuring insoles taped to their feet, using high-speed cameras to capture images of each foot in motion. The results Nike designers to build an unconventional and flexible running shoe from the inside out.