Specification： Name：Fitness dumbbell
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Fashionable appearance, compact and convenient, can be carried out at any time indoors, no need to choose a venue;
The handle is designed according to the ergonomic principle to ensure a comfortable feel;
Spiral vibration devices are added on both sides, and the motion principle of dynamic inertia is adopted;
Through the rhythmic back and forth vibration, it produces a vibration frequency that has a good effect on relaxing the human body;
The exercise time is short and the effect is quick. Only 6 minutes of aerobic exercise a day can achieve the purpose of relieving neck discomfort, arms and beauty.
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