FlyFlow Yoga Ball, Extra Thick Exercise Ball, Perfect for Yoga, Balance, Flexibility, Stretching (Black, 65CM)

To inflate the 65cm ball: 

Insert the black pump into the main hole and pump airdirectly into the ball. Once inflated, rapildly insert the white plastic plug into the hole to seal the ball.

There are 2 ways to inflate the 25cm ball: 

1. Use the black pump to inflate, and then insert the white plastic plug. 

2. Insert the white plastic straw abd blow air directly into the ball through the straw. Then insert the white plastic plug.

Improve muscle balance & enhance core & back

This yoga ball so easily cultivates your balance and awakens your deep muscles, as with a potentially movable base, you will have to work harder to maintain your balance

Make sure this fitsby entering your model number.
Clever combination, includes a 65cm ball + 25cm ball + pump, meet multi exercise demands
Extra thick, support up to 1100 lbs, never worry about safety problem
Anti-Burst, made with honeycombed structure, never burst in an instant, will give you more confidence during the practice
Non-Slip, the surface will not slip even you drip sweat during exercise
Low-impact, powerful workout: muscle strengthening, relaxation & self-guide exercises
Ideal for posture & can be used as a chair for home office