Cando vestibular jump ball, 40cm The heavy-duty Cando jump ball is ideal for exercise activities and a fun way to provide proprioceptive and vestibular stimulation. The ball has heavy-duty grip handles designed to give the user secure control at all times. Available in four sizes to fit almost every size child. Ball holds up to 300lbs. Product photo may not exactly match the product offered for sale. Please refer to the product description.