TECHNOGYM Fitness. Ball with various uses for physical training and a number of exercises to improve stability, balance, posture, strength and muscle elasticity. The mixture of innovative materials with which it is made make it anti-burst and hard-wearing, and provide stability, grip and comfort. It is available in silver (55 cm) and black (65 cm). It comes with a carry bag, an exercise manual and a pump and gauge for inflation. PVC