Halo® Trainer Stability Ball™ - 55 cm for Pilates | Merrithew®
Mirumb Exercise Ball Professional Grade Anti-Burst Fitness, Balance Ball for Pilates, Yoga, Birthing, Stability Gym Workout Training and Physical Therapy - Black, 65CM : Amazon.ca: Sports & Outdoors
REEHUT Exercise Ball, Anti-Burst Balance Ball with Quick Pump & Manual for Yoga, Stability, Core Exercise, Fitness - 55cm 65cm 75 cm (M(48-55cm), 1 Blue) : Amazon.ca: Sports & Outdoors
TheraBand Exercise Ball, Stability Ball with 55 cm Diameter for Athletes 5'1" to 5'6" Tall, Standard Fitness Ball for Posture, Balance, Yoga, Pilates, Core, & Rehab, Red : Amazon.ca: Sports & Outdoors
55cm Stability Ball - FitWay Equip
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, 85 cm) : Amazon.ca: Sports & Outdoors