RESPONSIVE CUSHIONING AND SUPPORT. The Nike Shox R4 offers the ultimate in responsive cushioning with 4 columns of support under the heel. Its lightweight, synthetic and textile upper is soft and durable, and perforations near the toes and around the ankle enhance breathability.
Synthetic leather and textile upper for durability.
Lightweight Phylon midsole cushions the forefoot.
Air-Sole unit under the forefoot offers flexible cushioning.
Rubber-modified Waffle outsole provides great traction.