Ready to fly? Check out the updated Women's Topo Specter 2-your new best buddy for those long runs. This shoe steps up the game with an extra 2 mm of cushioning, so every step feels a bit more like floating. And talk about a pep in your step! The new, lightweight Pebax Powered® midsole is all about zippy energy return and a ride that's quick and responsive. Plus, your Specter 2 sports a recycled mesh upper that keeps things breezy and an outsole with strategically placed rubber that grips right where you need it.