Saucony Endorphin Speed 5 Shoe Size:10 Side-panel storage for small essentials

Side-panel storage for small essentials (keys/cards/cash)

recycled polyester content

The outer short has a relaxed fit and a secure pocket

Based on scientific findings that suggest better tissue relaxation and recovery reform from lower vibration frequencies

If the difference is between sizes

Saucony Endorphin Speed 5 Shoe Size:10 Side-panel storage for small essentialsThe new Saucony Endorphin Speed 5 has arrivedfaster, smoother, and more refined than ever. Still built for speed day and race day, it now features a reengineered mesh upper for an improved fit, plus a redesigned outsole for greater durability and smoother transitions. With its trusted trio of SPEEDROLL technology, PWRRUN PB cushioning, and a semi rigid winged nylon plate, the Speed 5 strikes that perfect balance between snap, support, and comfort.