EXCLURA Blue Yoga Ball Chair for Office Desk, Ergonomic Exercise Ball Stool with Base, Stability Ball Chair for Adults/Pregnancy/Heavy People

☑️【Improves Posture】Balance ball chair can provide a comfortable dynamic sitting experience, combining both comfort and ergonomic back support, soothe pains that come from sitting for long periods of time, relieve your back pain. ☑️【Healthy Exercise Ball Chair】Stability ball chair encourage consistent muscle contraction, stimulates blood flow, strengthen your core muscles, improve your stability and balance. This product is perfect during pregnancy and labor-time too. ☑️【Durable Materials】The yoga ball chair base frame made of high quality ABS and environmentally friendly PE, sturdy and stable. The sphere is made of thick PVC material, honeycomb structure, non-toxic and anti-burst, bear loads up to 160 kg (350 lbs). ☑️【Easily Installed ＆ Removable】Installation is very simple. Simply fix the seat back to the base and attach the 4 wheels, then inflate the ball with the included inflation pump and attach it to the chair. Pilates ball and base are not connected and can be removed for ball only workouts. ☑️【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 55cm height. (Watch out for over-inflation)