Socks Nike Spark

When you run, the cushioning has to go the distance. Nike Spark socks deliver on that promise, with optimal, breathable support designed for training. The underfoot cushioning gives you the comfort you need for the adventure ahead.The underfoot cushioning provides optimal support in strategic areas.The arch is designed to allow you to wear the sock on both your left and right foot, so you can find the perfect fit and cushioning for each foot.The elastane in the heel area provides a good stretchy, supportive feel. The heel area is designed to hold your foot in place when it hits the ground.Mesh on the top of the foot for ventilation.Reflective tape around the sock.