York 55cm Gym Swiss Ball.

Great for improving your strength, flexibility, balance and posture, this anti-burst gym ball is extra tough for a super-long life.

Features:

Tough construction with anti-burst safety feature

Designed to train your core muscles

Maximum load of 125kg and if punctured will deflate slowly

Approximate user height/ball size. (152cm – 165cm) 55cm, (166cm – 180cm) 65cm, (181cm and taller) 75cm