Work your deep stabilizing muscles, protect your spine and prevent back pain. Exercises performed with the ball strengthen your body's muscles, help achieve better posture and more toned muscles. It builds muscle flexibility. Premium quality ball. Available in 3 sizes, color may vary. Size guide: up to 160 cm height: 55 cm, between 161-180 cm: 65 cm, above 180 cm height: we recommend the 75 cm diameter
