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This revolutionary desk chair will change the way you sit. This unique office desk chair is designed for users between 5' - 5'11" and fits most standard size desks. The height of the back of the chair is 2.5 feet tall.
eBay
This revolutionary desk chair will change the way you sit. This unique office chair is designed for people between 5' - 5'11" for use at any standard desk. 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.
eBay
Kids Stay-N-Play Children's Balance Ball - Flexible School Chair, Active Classroom Desk Seating with Stay-Put Stability Legs, Includes Air Pump 45cm. PERFECT SEAT FOR ACTIVE KIDS: Stay N Play Balance Ball provides a flexible seat for high energy and active kids and includes 5 soft stabilizing legs assuring the ball stays in place when not in use.
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Balance Pad Yoga Massage Seat Cushion Thickened Explosion-Proof Balance Ball Inflatable Massage Seat
Aliexpress UK
Inflatable Yoga Balance Seat Cushion, Thickened Fitness Balance Ball, Explosion Prevention Massage
Aliexpress UK
Balance cushion, yoga massage seat cushion, thickened explosion-proof balance ball, inflatable
Aliexpress UK
Inflatable Balance Cushion Thickened Explosion-Proof Soft For Yoga Massage Workout Pad Seat Ball
Aliexpress UK