TheraBand Exercise Ball, Professional Series Stability Ball with 65 cm Diameter for Athletes 5'7" to 6'1" Tall, Slow Deflate Fitness Ball for Improved Posture, Balance, Yoga, Pilates, Core, Green : Amazon.ca: Sports
Gymnic Plus Burst-Resistant Exercise Ball, Green (75 cm) : Amazon.ca: Sports & Outdoors
Soft Movement Ball – Healthcare Solutions
SK Depot™ Exercise Ball 48-55cm (M) Grind Arenaceous Extra Thick Yoga Ball Chair Green : Amazon.ca: Sports & Outdoors