Photo 1 of SmarterLife Exercise Ball Yoga Ball for Fitness, Balance, Stability, or Pregnancy, Gym Ball for Core Workout, Physical Therapy, Yoga Ball Chair for Office, Anti-Slip Anti-Burst (65 cm, Black)

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Photo 1 of SmarterLife Exercise Ball Yoga Ball for Fitness, Balance, Stability, or Pregnancy, Gym Ball for Core Workout, Physical Therapy, Yoga Ball Chair for Office, Anti-Slip Anti-Burst (65 cm, Black)Photo 2 of SmarterLife Exercise Ball Yoga Ball for Fitness, Balance, Stability, or Pregnancy, Gym Ball for Core Workout, Physical Therapy, Yoga Ball Chair for Office, Anti-Slip Anti-Burst (65 cm, Black)