Massage ball with spikes 7,5cm black

Ergonomic and tactile massage ball for increased blood circulation and sensory stimuli. The knobbly massage ball gives a relaxing feeling in the hand and trains small muscles in the hand and forearm. Easy to grip and can be rolled all over the body, on itself or between pupils. Good to hold in the hand to facilitate concentration and learning for students who have difficulty sitting still. - Dimensions: 7.5cm - Material: TPR - Resistance: firm