High quality Dual Purpose Wobble Cushion an ideal aid for balance and posture training. Wobble Cushion is both Inflatable and Adjustable to suit individual Wobble Cushion Suitable for Adults and Children Comes ready Inflated Wobble Cushion can be used while sitting for posture improvement training Wobble Cushion is also a versatile balance product which can be used for many exercises and improves core stability When exercised with Wobble Cushion activates the major muscle groups Wobble Cushion has a smooth side and a textured side (as pictured). The textured side can also be used for massage. Wobble Cushion is available in Blue. Dimensions: 36 cm Diameter.