Men's Mach X Width:D Medium you get a thicker stack

you get a thicker stack of cushioning and an incredibly smooth ride from heel to toe

Saucony Peregrine ICE+ 3

Athletic Annex Lightning Blend Running Sock No Show

a Carbitex™ carbon-fiber plate to provide an energized push off each stride

Men's Mach X Width:D Medium you get a thicker stackTuned for training. Ready for race day. A pace pushing trainer built with high rebound cushioning; the new Mach X is supercharged with a layer of PEBA foam thats 34% more resilient than the Carbon X3 foam. Softer and snappier than ever before, this adaptable trainer is comfortable enough for endurance efforts and responds equally well to pace increases. Creel jacquard upper Gusseted upper construction ProFlyX midsole Highly resilient PEBA foam