Mens Endorphin Speed 5 Size:10.5 and a laceless LightSpray™ upper

and a laceless LightSpray™ upper

While the back features a highly-breathable mesh for refreshing airflow

87% Recycled Polyester

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

Mens Endorphin Speed 5 Size:10.5 and a laceless LightSpray™ upperThe 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