From track to trail, the adidas Allegra 4 is the best high performance running shoe. An absolutely comfortable trainer, it is engineered with dry Fit technology and ultimate cushioning and shock absorption to ensure pleasurable long and smooth runs. Designed for the elite running, these luxury running trainers have stretchable upper panels that improve the natural movement of the feet, while it has absolutely comfortable cushioning in the insole to absorb shock during heelstrike and toe-off, protecting the feet from impact-related injuries.