Body Solid Tools - (BSTSB75) Inflatable Exercise Ball for Fitness, Stability, Balance, Yoga, and Physical Therapy, Blue-Color:Grey,Size:55 cm - Walmart.com
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GoodLife Fitness Anti-Burst Fitness Ball - 55cm - Burst-Resistant, Anti-Slip, Pump Included, Great for Balance, Home Workouts, Yoga. (Red, 55cm) : Amazon.ca: Sports & Outdoors
Exercise Ball -Professional Grade Exercise Equipment Anti Burst Tested with Hand Pump- Supports 2200lbs- Includes Workout Guide Access- 55cm/65cm/75cm/85cm Balance Balls (Dark Grey, 75 cm) : Amazon.ca: Sports & Outdoors
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Exercise Ball (55cm-85cm) Extra Thick Professional Grade Balance & Stability Ball- Anti Burst Tested Supports 2200Lbs- Includes Hand Pump & Workout Guide Access (Black, 65 cm) : Amazon.ca: Sports & Outdoors