From Ryka, the Vivid RZX Training Shoes feature: Custom engineered mesh upper Lace up styling with adjustable cording and back pull tab Anatomical Precise-Return insole for extra arch & heel support RE-ZORB® cushioning for impact protection Pivot Point on the outsole makes turning easy Rubber outsole with strategic flex grooves Best for: sport agility, cross-training, and high-intensity workouts and classes Imported.