Nike Zoom JA Fly 4 CRS Durabrasion rubber outsole

Durabrasion rubber outsole

this updated version brings back the classic design with premium craftsmanship

Engineered for the unique demands of the steeplechase

On longer sessions or races

If you normally wear a whole size

Nike Zoom JA Fly 4 CRS Durabrasion rubber outsolePlease note mens US7 = 7Y and so on. Sizes run small, we recommend ordering 1 2 to one full size up. Please check the size guide here. A lightweight shoe featuring a full length spike plate designed for sprinting. Nike Ja Fly 4 Sprint Spikes: Redefining Speed with Lightweight Innovation Engineered for the worlds fastest athletes, the Nike Ja Fly 4 sprint spike embodies the latest in sprint technology, combining lightweight materials, precision