Double Wheels for AB Abdominal Training This is a powerful home workout equipment for a comfortable and challenging abdominal workout. Comfortable and challenging Precision manufactured, it has two wheels for double stability. Two non-slip wheels This type of training strengthens the entire abdominal area, arms and torso, including the back. Strengthens the entire body The wheels and handles are made of non-slip material to avoid accidents. Made of plastic and rubber, it has two wheels with a large diameter of 190mm and contact with the ground is 2x20mm. The width of the device from wrist to wrist is 270 mm.