Introducing the Mach 4. With our signature PROFLY™ technology, this innovative shoe provides intelligent cushioning and two layers of seamlessly soft and lively foam.
A breathable upper and molded liner at 8.2 ounces. Speed. Lightweight. Cushioned. Working in harmony.

THE MACH 4IN DETAIL
Learn more about the technology
behind the MACH 4.

ANATOMICAL ACHILLES
CONSTRUCTION
CONSTRUCTION
RUBBERIZED EVA OUTSOLE
Provides lightweight ground contact and responsive cushioning
Provides lightweight ground contact and responsive cushioning
PROFLY™ MIDSOLE
Gives a cushioned landing and propulsive toe-off
Gives a cushioned landing and propulsive toe-off
EARLY STAGE META-ROCKER
Offers a smooth ride
Offers a smooth ride
ENGINEERED MESH CONSTRUCTION
Delivers breathable comfort
Delivers breathable comfort

FLY
RESPONSIVE CUSHION,
ENERGETIC RIDE
GEOMETRY
W27mm heel 22mm forefoot
M29mm heel24mm forefoot
Weight
W6.8 oz.192g
M8.2 oz.232g
SIZES
W5–11(B)
M7–13,14(D)