Improve your power and balance with the GoFit(R) Extreme Abdominal Wheel. This training wheel challenges your abs, obliques, back, hips and glutes for a total core workout. Constructed of soft-touch rubber, the pedals offer superior hold and stability for a safe, comfortable workout. The ball bearing axle provides smooth rolling action, while the solid, premium rubber tire with Go-grip tread keeps you on track to reach your fitness goals. FEATURES: Abdominal wheel for total core workout Solid, premium rubber tire with Go-grip tread Flat pedals with textured rubber tread for greater traction and stability Heavy-duty foot straps with quick change, fully adjustable hook-and-loop closure Ball bearing axle for smooth rolling action Includes one training flip book Some assembly required Diameter: 14'' Assembled Width: 20'' Model: GF-EAW