The inner layer is made of steel pipe, and the outer layer is made of EVA foam rubber.

For eco-friendly materials: free from phosphorus benzene diketone sulfate.

Long-term use of this product for exercise is beneficial to your health: It is particularly effective for people with high blood pressure, high cholesterol, and high blood sugar. It also provides great help in strengthening the arm strength of primary and secondary school students. We welcome both new and existing customers to choose and purchase.