NIKE SB CHRON 2 SKATE SHOESChron to the second power. Flexible and breathable, the Nike SB Chron 2 is a sequel worthy of its predecessor. The revamped design includes a reshaped collar and heel for an improved fit—all while maintaining the comfort and performance you expect from Nike SB. Canvas and suede upper. Reinforced eyestays. Solarsoft sockliner is soft and supportive. Mesh-lined tongue provides breathable comfort. Extended toe bumper adds durability. Foam midsole cushioning. Vulcanized construction fuses outsole to upper for a flexible feel.