Treningsball, Gymball – 85 CM / 75 CM / 65 CM / 55 CM – tilfeldig farge

With these ball you can practice core stability. Because balls are unstable, you need to tighten and train many different muscles. In addition to training the core, the balls can also be used as a chair to activate the body when a man is at work. The ball comes in different sizes, select the desired size

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