Target your core muscles with our Four-Wheel Abdominal Muscle roller. Designed for stability and control, this roller helps you sculpt toned abs and improve your overall core strength. Target your core muscles with our Four-Wheel Abdominal Muscle roller. Designed for stability and control, this roller helps you sculpt toned abs and improve your overall core strength. Target your core muscles with our Four-Wheel Abdominal Muscle roller. Designed for stability and control, this roller helps you sculpt toned abs and improve your overall core strength. Target your core muscles with our Four-Wheel Abdominal Muscle roller. Designed for stability and control, this roller helps you sculpt toned abs and improve your overall core strength.