A recrafted version of the 21 icon, the Nike Shox R4 replicates the original with its synthetic and textile upper, design lines and laser perforations. Nike Shox cushioning distributes weight to maximize comfort and provide a performance-inspired look.

Originally designed to support the stride of runners, Nike Shox columns provide responsive cushioning.
Upper is a near-exact replica of the original 21 Nike Shox.
Modified, circular waffle outsole gives traction.
Laser perforations throughout provide ventilation.