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●Anatomy and Medicine From: Yumico (Yumiko Murata) Developed by YumiCoreBody / The worlds first posture correction and unique method of "YumiCoreBody" has passed over 130,000 registers nationwide (as of June 2023) / Book Total sales 5. Through 00,000 copies (as of June 2023)
●(Designed to release deep muscle stiffness) It is designed to deform when pressure is applied, and it sinks 5%. It fits perfectly in deep tension areas and is highly effective for myofascial release. The colored part is a little stiff and the white part is made slightly softer, so it can be used effectively by different parts
●(Self Care for Your Body Tirest and Stiffness) Squeeze against tired areas such as cheeks, neck, shoulders, shoulder blades, hips, arms, thighs, calves, feet, and other areas that feel tired or swelling at home, outings, and traveling, allowing you to experience a lighter feeling of your body
●(Can be taken care when working at a desk): You can firmly care for deep areas of stiffness by putting the ball between the chair, floor, wall, backrest and body, or even under your buttocks, to maintain your concentration, effectively preventing back pain and intense shoulder stiffness
●(Note and Easy to Carry) Diameter: Approximately 2.6 inches (6.5 cm), Weight: Approximately 0.7 oz (20 g), making it easy to carry in your bag / Gentle to the touch; *Design may change without prior notice

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