Our Cortex 55cm fitness balls are extremely versatile and inexpensive exercise tools that can be used to work out nearly every muscle group in the body. They can be used to improve your posture, core strength and overall balance and stability. Lifespan Fitness balls are made of quality anti-burst, UV resistant material and are guaranteed to last.
Our Cortex 55cm fitness balls are extremely versatile and inexpensive exercise tools that can be used to work out nearly every muscle group in the body. They can be used to improve your posture, core strength and overall balance and stability. Lifespan Fitness balls are made of quality anti-burst, UV resistant material and are guaranteed to last.
Our Cortex 55cm fitness balls are extremely versatile and inexpensive exercise tools that can be used to work out nearly every muscle group in the body. They can be used to improve your posture, core strength and overall balance and stability. Lifespan Fitness balls are made of quality anti-burst, UV resistant material and are guaranteed to last.
Our Cortex 55cm fitness balls are extremely versatile and inexpensive exercise tools that can be used to work out nearly every muscle group in the body. They can be used to improve your posture, core strength and overall balance and stability. Lifespan Fitness balls are made of quality anti-burst, UV resistant material and are guaranteed to last.
Last updated at 06/08/2026 20:41:22
Cortex Gym Ball 55cm
Delivery between 11–23 June $9.95
Cortex Gym Ball 55cm
Delivery between 11–23 June $9.95
CORTEX Fitness Ball 55cm in Grey
Free 100-day returns
CORTEX Fitness Ball 55cm in Grey
Free 100-day returns
Cortex 55cm Fitness Gym Ball
Cortex 55cm Fitness Gym Ball
CORTEX Fitness/Gym Ball 55cm
Delivery $22.78
CORTEX Fitness/Gym Ball 55cm
Delivery $22.78
Fitness Ball 55cm
Fitness Ball 55cm
| User Weight | 300kg |
| Packaging Size | 18 x 13 x 25cm (L x W x H) - 2kg |
Cortex Gym Ball 55cm
Delivery between 11–23 June $9.95
Cortex Gym Ball 55cm
Delivery between 11–23 June $9.95
CORTEX Fitness Ball 55cm in Grey
Free 100-day returns
CORTEX Fitness Ball 55cm in Grey
Free 100-day returns
Cortex 55cm Fitness Gym Ball
| User Weight | 300kg |
| Packaging Size | 18 x 13 x 25cm (L x W x H) - 2kg |
