가이암 에센셜 밸런스 볼 & 베이스 키트, 65 cm 요가 볼 의자, 공기 주입식 링 베이스가 있는 운동용 공, 가정 또는 사무실 책상용, 에어 펌프 포함, 퍼플

["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"]