Trideer yoga ball
XPRT Fitness Exercise and Workout Ball , Yoga Ball Chair, Great for Fitness, Balance and Stability Extra-Thick with Quick Pump, Silver 55 cm. 3 4.7 out of 5 Stars. 3 reviews. Save with. 3+ day shipping. Tone Fitness Anti-burst Stability Ball 55 cm. Options +2 options. From $14.00.