Mens Endorphin Speed 5 Size:10.5 RACING FIT UPPER DESIGN: Lightweight

RACING FIT UPPER DESIGN: Lightweight

With its lightweight textile upper

ultra-fine yarns with high-gauge knitting that wick moisture

even if you’ve hit snooze one too many times

87% Recycled Polyester

Mens Endorphin Speed 5 Size:10.5 RACING FIT UPPER DESIGN: LightweightThe Endorphin Speed 5 is built to go fast and feel smooth whether you're pushing the pace on track night with friends or you're chasing a PR. A newly designed nylon plate and PWRRUN PB cushioning come together for a snappy transitions and a fast ride. This is speed you can count on. Inspired directly by the colors of Bostons transit system, this edition features bold, energetic color blocking. Features Snappy Ride: A full length semi rigid nylon plate