The DYNABLAST 3 shoe is designed for the fitness enthusiast seeking a comfortable offering for their run or training routine. ?A soft, engineered knit improves the shoe's fit, comfort, and breathability. This material is also reinforced with a notched tongue construction that helps reduce pressure points over the in-step.? ?The FLYTEFOAM BLAST cushioning's energized softness provides a trampoline effect as you run. It helps create a smooth yet responsive feeling underfoot.