Amonax Abdominal Roller, Abdominal Trainer ab Roller, Abdominal Trainer from Wheel Set, with Non-Slip, Includes Well Padded Knee Mat/Knee Pad, for Men and Women, Abdominal Muscle Training

Effective abdominal muscle trainer fitness device – Portable and lightweight design for abs training in the gym or simply use at home. Build strength and definition to your abs, ready for the summer!
Single Mode – Change the direction of the wheels to combine the two wheels into one. The fitness training device provides a more challenging abdominal workout and transforms your muscles into a stunning six pack.
Dual Mode – Converts between unicycle/single wheel and double wheel dispenser, offering different resistance. In double wheel mode, the distance between the two wheels is enlarged to improve stability. Rollout with safety with our sturdy wheel frame and extra thick full metal bar.