streamlined fit

Smooth Speed Assist is Mizuno's signature performance geometry that encourages and supports efficient running form

providing the Inspire wearer even better cushioning and comfort without comprimising on the stability they know and love

Sleek and contoured

and a lightweight Woven upper enhances the fit and comfort

Women's Saucony Endorphin Speed 4 Colour:White - Navy (Boston) 75 streamlined fitStarting with the midsole, the Endorphin Speed 4 features the same wonderfully soft and responsive PWRRUN PB cushioning that encases a redesigned winged nylon plate. These two elements work with the SPEEDROLL geometry to deliver a highly energetic and efficient underfoot experience. The winged plate adds torsional rigidity in the heel while maintaining flexibility through the forefoot. This offers the stability runners need for cornering and making