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.