Hedgehog - a pillow suitable for foot massage and relaxation. Sensory protrusions stimulate the sensory receptors located on the feet, which improves their blood circulation and brings a feeling of relaxation. Activates and strengthens the postural muscles of the spine, proves effective in coordination and balance exercises on an unstable surface, e.g.: transferring body weight from one leg to the other, maintaining balance in a sitting position or standing on one leg on a sensory cushion. Suitable for back massage and other parts of the body. Pump in the set.