The balls will prove themselves during full body massage, hand muscle exercises and sensory therapy. Materials of various structures were used, responsible for the stimulation of sensory receptors. The sensory balls also improve the grip ability. The flexibility of the massage balls has a positive effect on durability. Thanks to the use of an interesting range of colors, they will activate the sense of sight. They are an indispensable product during crawling, because a toddler can roll them. They will also be appropriate during teething as they massage the gums. The balls will be helpful in massage and to release muscle tension. High-quality certified materials are produced. They are safe because they do not contain phthalates, BPA and heavy metals. The set includes 3 balls.