Men's Saucony Endorphin Speed 4 Size:13 The combination of mulesing-free merino

The combination of mulesing-free merino wool and highly functional polyester ensures excellent thermoregulation during low- to medium-intensity activities

A 6-pin TPU spike plate with removable spikes provides an aggressive but forgiving ride perfect for a wide range of track events

48oz of BPA/BPS-free Tritan Renew

and won't let it bounce

Gel-infused hook-and-eye closure for a comfortable

Men's Saucony Endorphin Speed 4 Size:13 The combination of mulesing-free merinoWe're all seeking relationships that go the distance. The Endorphin Speed 4 running shoe is here to fill the role. Designed as a race day shoe, its quickly proven itself much more, equally capable during long, moderate training sessions and sprints to the finish. Thanks to the just right combination of winged nylon plate, SPEEDROLL technology and PWWRUN PB foam, this cushioned running shoe provides the perfect balance of support, rebound and