The adidas Yeezy Slide Soot features injected EVA foam for lightweight durability, while the soft top layer in the footbed offers immediate step in comfort. The outsole utilizes strategically mapped grooves for optimal comfort and traction. adidas Yeezy Slide Soot features: Soft top layer in the footbed ensures immediate step-in comfort. Injected EVA foam delivers lightweight durability. Outsole uses strategically mapped grooves for optimal traction.