Ready for all conditions. These women's running shoes have a Boost midsole that's built to return energy in any weather. The adidas Primeknit upper has a breathable design to help you stay cool when the sun beats down. The Stretchweb outsole with Continental Rubber flexes when you move for an energised ride. This shoe's upper is made with a high-performance yarn which contains at least 50% Parley Ocean Plastic. The other 50% of the yarn is recycled polyester.