기능

• Just a few minutes of continuous use every day will tighten your stomach and ease the stiffness in each area.
• I can keep doing it every day because it feels good with simple movements.
• It is pocket-sized, so you can carry it anywhere.
• It is made of silicone, so you can use it in the bath. Also, you can wash it if it gets dirty.
• Moderate intensity and load can improve stretching and muscle strength.
• There are many ways to exercise, and many parts of the body can be exercised.
• It is difficult for people who have extremely poor muscle strength or low flexibility.
• For health maintenance, promotion, and prevention of stiff shoulders and back pain.