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

- Natural fibre preference

creating efficient transitions that reduce energy waste

- Varied terrain surfaces

it adds minimal weight to your setup whilst providing adequate hydration for runs up to 90 minutes

- Flexible and easy to squeeze

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