GURU TIP: Updated winged S-curve Nylon plate that centers and supports the foot better TECH TIP: Feel like a Swifty McSwifterson in the Endorphin Speed 3! Saucony’s SPEEDROLL Technology seriously propels you forward with ease. Their ultra responsive PWRRUNPB cushioning system is light and bouncy. Of course the awesome newly designed winged nylon plate will help support your run from toe-off to landing. If you want your foot to feel hugged and safe, you will enjoy the FORMFIT design in the upper. The rubber outsole will grip the road and make the pebbles run for cover. BUY THIS SHOE IF...You want to be as fast as Supergirl DON’T BUY THIS SHOE IF...you are only interested in becoming a Ronda Rousey look a like SAUCONY WOMEN’S ENDORPHIN SPEED 3