Men's Endorphin Speed 5 Running Shoes White / Crimson UK Shoe Size:10 - Natural fibre preference

- Natural fibre preference

A reflective logo both on the front and back to improve visibility at night

- Flexible and easy to squeeze

The generous PWRRUN PB layer especially benefits runners logging ultra distances where leg freshness proves critical

creating efficient transitions that reduce energy waste

Men's Endorphin Speed 5 Running Shoes White / Crimson UK Shoe Size:10 - Natural fibre preferenceSaucony Endorphin Speed 5 Built to Go Fast and Feel Smooth The Endorphin Speed 5 is engineered to go fast and feel smoothwhether you're pushing the pace on track night with friends or chasing a personal record. A newly designed nylon plate and responsive PWRRUN PB cushioning combine for snappy transitions and a fast ride. This is speed you can count on. Lightweight, Breathable Upper New lightweight engineered mesh delivers an even more comfortable