Saucony Endorphin Speed 3 (men) ultrafly 5 core of this sneaker that

core of this sneaker that stands out for its responsiveness and lightweight

96 Hours Of Run Time (uses Two Button Cell Batteries)

*New Newtonium Cushioning Added to Heel

Eco Friendly Materials: Recycled materials

Saucony Endorphin Speed 3 (men) ultrafly 5 core of this sneaker thatFEATURES & BENEFITS SPEEDROLL Technology propels you forward effortlessly Ultra light and responsive PWRRUNPB foam cushioning gives you a light, fast feel New S curve, winged nylon plate returns energy and better supports you through daily training Stay comfortable with a lightweight breathable mesh upper FORMFIT design hugs every part of your foot for a personalized fit and feel XT 900 rubber outsole pattern grips the road better SPECS