Amazon.com: ALPHAWORX Set of 2 Exercise Ball (25"+10"), Anti-Burst Yoga Ball Supports 1100 lbs, Balance Ball Chair with Quick Pump for Pilates, Birthing, Gym Workout Training & Physical Therapy: Sports & Outdoors
arteesol Oefening Yoga Bal, Gym Ball met Quick Pump 75cm/65cm/55cm/45cm Anti-Slip Oefening Bal Heavy Duty Gym Ball voor Fysieke Therapie, Gym en Home Oefening (Inkt Zwart, 75cm): Amazon.nl
VirtuFit Anti-Burst Fitnessbal Pro - Gymbal - Swiss Ball - met Pomp - Grijs - 65 cm | Fitwinkel.nl