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plastic dumbbell 30kg fitness equipment 10 20 30 40kg plastic dumbbell any adjustment weight dumbbell
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1. Long-term practice with dumbbells can shape muscle lines and increase muscle endurance. Regular heavy dumbbell exercises can make muscles firm and strong, and increase muscle strength.
2. It can exercise the upper limb muscles and the muscles of the waist and abdomen. For example, when doing sit-ups, holding a dumbbell in both hands behind the neck can increase the load of abdominal muscle exercises.
3. Can exercise lower limb muscles. For example, holding dumbbells with one leg squatting, squatting with both legs, etc.
