COMFORT AND CONVENIENCE. Nike Kawa Slide Sandal features a soft synthetic strap that conforms to the natural movement of your foot. Its cushioned platform combines plush foam underfoot with lightweight outsole foam for durable wear. Soft synthetic strap moves naturally with your foot. Solarsoft foam footbed provides a plush feel underfoot. Injected Phylon foam midsole is lightweight and durable. Wavy outsole flex grooves let your foot move naturally.