The purpose of a balance sheet is to stands as straight as possible. Then several areas of the body are targeted for training different muscle groups. For more difficulties, make squats
or planks. Made of wood for good durability. Non-slip surface. Dimensions: Diameter ≈ 39.5 cm / Height ≈ 8 cm / Maximum weight ≈ 110 kg / Weight ≈ 1.5 kg