Water filling gently cools & soothes tender gums. Multiple teething surfaces assist in the emergence of teeth; Easy Grip design is ideal for little hands. Place teether in the refrigerator to cool. For best soothing results, allow to cool for at least 30 minutes. BPA free. For children 3 months plus The KoolSoother teether by Nuby provides a cool, textured surface for baby to bite and teethe on during teething periods. The cool, resilient surface soothes and stimulates sore gums safely. Engineered with raised, offset surfaces, the koolSoother teether assists in the eruption of teeth by gently massaging infant’s gums. Colourful shapes are easy for baby to hold and sized for maximum effectiveness as a teether and soother. All Nuby water-filled soothers use purified distilled water. Please Note: Colours and styles may vary. Style selected at random by warehouse during time of shipment. One per purchase.