What do you get when you cross the comfort and support of the Mach with a propulsive Pebax® plate? You’re looking at it. A pace-pushing trainer built with high-rebound cushioning; the new Mach X is supercharged with a layer of PEBA foam that’s 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. FEATURES Creel jacquard upper Gusseted upper construction ProFlyX™ midsole Highly resilient PEBA foam Propulsive Pebax® plate (65% bio-based content) Upper made with 84% recycled polyester and 16% recycled nylon Laces made with 35% recycled polyester 87% recycled polyester strobel board 40% recycled polyester eyestay lining