The evolutionary teether is safe, ergonomic, light and fun. The rubber teether is indicated for incisors and is therefore suitable for children from 0 months; massages the gums thanks to the rubber bubbles and is ultra-light. The refrigerant teether is indicated for premolars and therefore for children from 4 months; cooling the distilled water inside, it gives relief to the inflamed gums, as well as strengthening the teeth thanks to its reliefs. The educational teether, for children after 6 months, is indicated for molars; besides giving relief to the inflamed gums and strengthening the teeth, it awakens the child's curiosity thanks to the sound stimulations of the rattle.