DISCLAIMER: US and UK sizing is the same and does not require any conversion. The adidas Yeezy Slide Core is composed of a Core EVA foam throughout the design to provide lightweight comfort. From there, a soft footbed offers cushioning. An outsole with accentuated grooves for traction and support completes the design. The adidas Yeezy Slide Core released in April of 2021 and retailed for $60.