The customized dumbell products that are convenient to carry include a grip bar and a customized dumbell product head. Hollow shape, the customized dumbell products head is connected through the hollow grip rod, the customized dumbell products head has various shapes, which can be cylindrical or polygonal. The head end face of the customized dumbell products on the left side is fitted with an end cap through threads, so that when the user is an elderly person or a child, due to their low strength, in order to protect the customized dumbell products during the exercise process, they can fill the customized dumbell products through the water injection port. The head is filled with water, so that the elderly and children can also exercise. When the user is young, the sand and gravel with a high density and easy to obtain can be put in through the end cover, so that the exerciser will not lose weight due to the small weight in the process of exercising. to the effect of exercise.
The above is a brief introduction to the relevant knowledge about customized dumbell products.