EXERCISE BALL CHAIR: This 65cm balance ball works great behind a desk in the office as well as at home as a yoga or stability workout ball

INFLATABLE RING BASE: Ball chair stays in place and will not roll away with the base kit - balance ball and base are not connected and can be removed for ball only workouts

ANTI-BURST: Birthing ball is constructed of a quality rubber that is anti-burst and safe for users up to 300lbs

INCLUDES AIR PUMP: Kit includes an air pump, so you can setup and use directly out of the box - please see inflation notice

INFLATION INSTRUCTIONS: It may be necessary to re-inflate the ball after initial inflation to allow the ball’s material to stretch to its final size. Inflate ball with air, let stand for 24 hours, deflate 50% then fill again to 65cm height