Sensory ball diamond Tullo 487 green Tullo sensory ball is a great accessory for children and adults. Construction made of durable material free of BPA and heavy metals. The use of ball brings a number of health benefits, such as: correction of posture defects, exercise balance , stimulation of blood circulation, stimulation of sensation receptors, treatment of flat feet and valgus of lower limbs in children, reducing muscle tension. Size: 16 cm