The Presto is back! Revolutionary approach to fit, comfort and sizing in a lightweight running shoe. Full-length Phylon midsole with encap heel Air-sole unit. Expanding arch for variable fit. Dynamic stretch textil upper, ultra comfortable fit. Molded midfoot support overlays. Full-length Duralon outsole with vertical and horizontal flex grooves. BRS 1000 in heel for durability. It’s colorful, playful and you can taste the rainbow!