During gymnastics on fitball burns more calories than with a simple strength training as evenly worked those muscle groups that are not usually available, especially the abdominal muscles and back.
Alpina Plast, Russia
Included: gym ball (fitball), instructions for use.
The diameter of the gymnastic ball: 55 cm
development and strengthening of muscles of the back, arms, abdomen and legs
forming a correct posture
games and recreation
1. Using a pump or compressor, inflate the ball to the specified diameter on the packaging.
2. To determine the diameter of the ball used measuring tape, included in the delivery.
3. In order to achieve greater elasticity of the ball is recommended to pump the ball to 5 cm greater than the specified size, and then to release excess air, increasing the diameter of the ball to the required size.
4. Close the plug hole in the kit.