BABYGO® Birthing Ball For Pregnancy Maternity Labour & Yoga + Our 100 – The Wave Comb
Big Tree Exercise Ball Extra Thick Yoga Ball Chair, Anti-Burst Heavy Duty Stability Ball, Birthing Ball with Quick Pump (Office & Home & Gym)(Blue, 65CM) : Amazon.co.uk: Sports & Outdoors
Birth-Ease Natural Birth & Fitness BallL 65 or 75CM