Delta Exercise/Power Wheel DS-443 Double Grey/Black 

• Brand: DELTA 
• Diameter: 18.5cm 
• Color: Gray / Black 
• Weight: 630g 
• A 2-in-1 wheel that is not fixed according to your position. It can be used on any flat surface (hardwood, concrete, tile, etc.). Designed to work your abdominal muscles with this abdominal muscle exerciser. The AB WHEEL Exerciser is a perfect sports equipment that works all abdominal muscles as well as chest, arm, shoulder and back muscles. A sports equipment aimed at more experienced users, the AB WHEEL Exerciser is a product that will challenge those who have never done abdominal muscle exercises before.