Note: The choice of "Black" and "All Metal Pro Series" are all without counter. If you want to buy a wrist ball with counter, please choose the second one "With Counter"

Q&A
1.Q ： Does the product have a warranty? What to do if there is an after-sales problem?
Our products have an 18-month warranty and we will provide after-sales service. If there is any problem with the product, please feel free to contact us at first time, we will help you solve the problem.

Q How long does it take to ship？ Will provide the tracking number

We have warehouses in the United States, Russia, France, Spain, Poland, and the Czech Republic. In the case of stock in Overseas Warehouse, it will be shipped from the nearest Warehouse according to the receiving address. If shipping from China, we will choose fast logistics, usually you can receive the package within 10-20 working days after payment.
We will provide tracking number for each order.

3.Q you Do you provide an English manual?
： We provide an English manual in the package.

4.Q ： What if I am not satisfied with the product?
： If you are not satisfied after receiving the goods, please contact us as soon as possible. Free return and exchange within 15 days of receipt.

5.Q ： How about the quality of the products?
friend My friend, please do not worry about the quality. Booster is a top brand in China, our Philosophy is to use technology to protect health and focus on the field of sports recovery. We are committed to producing products with guaranteed quality.