Humanrace Sichona An exploration and celebration of humanity, the latest Pharrell Williams x adidas collaboration represents a canvas for self-expression. The Humanrace Sichona Shoe is designed to be ultra-flexible and free-feeling. This shoe is constructed with a seamless adidas Primeknit upper with Futurenatural tech for more freedom of movement. - Size: 5 - Lace closure - adidas Primeknit textile upper. - Textile lining. - Polyurethane midsole. - Synthetic outsole. - Fits true to size. - Color: Royal Blue | Easy Coral | Clear Aqua.