Balance Ball, Balance disc

Specification:         

                      Made of PVC material, safe and environmental;

                      Diameter 14&16 available.

Features:   

                    Smooth side with beveled edge for comfortable sitting;

                    Portable and the air volume can be adjusted;

                    Back side is smooth;

                   Any color available.

Usage:

                   Encourage proper sitting posture, avoid slouching in office;

                   Strengthen abdominal and low-back mucles;

                   Used for balance and ankle stability workout.

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