Built for everything from daily training to ultra distances, The Rocker™ from Satisfy uses interchangeable 3mm and 5mm insoles so you can dial in fit and ground feel. Its Tune Lug™ system and Vibram® grip delivers adaptive traction, Euforia™ foam provides long‑run rebound, and Rippy™ 66 adds lightweight durability across mixed terrain. A very high‑output shoe that shifts with your effort, not against it. Rippy™ 66 Monomesh Uppers Euforia™ Super Foam Midsoles Tune Lug™ Outsoles Vibram® Mega Grip Litebase Asymmetrical Lacing System Includes 3mm & 5mm Insoles Branding Throughout Style Code: 40002-91000 These Satisfy The Rocker™ sneakers have interchangeable insoles: 5mm for precise, structured, performance-focused feel, and 3mm for increased internal allowance and volume.