The Presto is back! Here is the 2015 BR Version. Quickstrike! 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 mesh for socklike, ultra comfortable fit. Molded midfoot support overlays. Full-length Duralon outsole with vertical and horizontal flex grooves. BRS 1000 in heel for durability.