Product Name: Yoga Ball Material: PVC Wall Thickness: 0.14mm Product 1. The new favorite of the goddess of the vest line comes on the stage, stick to 30 minutes a day, let the exercise extend to home. 2 Four major functions: health shaping, rehabilitation training, pregnant women to assist in delivery, childrens play. Product Features: 1. Safe load-bearing 150 kg, explosion-proof material of automobile tires, safe and odor-free. 2. The material is made by 14 processes, 3 times of raw material foaming, 5 times of filtering, 6 times of proportioning craftsmanship, and explosion-proof material for automobile tires. 3. The cut surface honeycomb mesh-shaped environmentally friendly PVC, 0.14 mm thick, prolongs the service life and doubles the safety. 4. Frosted spherical surface: excellent anti-skid ability, no need to worry about the ball sliding during use.