Ergonomics
Wobble Balance Disc Cushion with Pump — Core & Posture Trainer
4.4
12 reviews
A dual‑purpose balance disc for kids and adults that encourages active sitting, improves posture and core stability, and doubles as a balance tool for exercise or therapy. Made from non‑toxic PVC, measures 13.5 in (34 cm) and comes with a hand pump to set firmness.