PVC yoga ball

PVC yoga ball
Material: PVC
Color: blue, purple and green   Apply to all people   Efficacy: fully exercise chest, abdomen, back, arms, legs, increase muscle strength endurance to improve flexibility, balance, posture, enhance heart and lung Note: in the process of sports training, hips swinging amplitude shoulds not be too much, always maintain stability of the body, the body centre of gravity is fixed at the top of the ball, tighten the abdominal and hip muscles to stabilize the position Yoga ball use the PVC material, harmless to human body with a sponge softness, balloon tire pressure resistance and high elasticity