Women's Endorphin Pro 5 forerunner55 The Altra EGO™ MAX midsole

The Altra EGO™ MAX midsole offers premium

So you’re free to move through any winter activity in total comfort

Enhanced Fit & Elemental Protection:

Topo Athletic's Fli-Lyte 5 strikes the perfect balance between soft cushioning and responsive bounce

Women's Endorphin Pro 5 forerunner55 The Altra EGO™ MAX midsoleDesigned for speed day and race day, the Endorphin Pro 5 delivers elite racing performance in a lightweight, responsive package. Built for neutral runners, this shoe is tuned to help you move fast, efficiently, and confidently from start line to finish. The dual layer midsole combines PWRRUN PB with Super Critical PWRRUN HG to create a dynamic ride that feels energetic and controlled. This foam fusion delivers explosive propulsion while maintaining