Nuby -PolarPal Teether The PolarPal� Teether/soother by Nuby� provides a cool textures 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 that assist in the eruption of teeth by gently massaging infant''s gums. Colorful shapes are easy for baby to hold and sized for maximum effectiveness as a teether and soother. This Nuby� teether/soother filled with purlCE� Gel can be placed in the refrigerator and will remain soft to safely soothe baby''s sore goums purlCE� stays colder longer than water filled teethers.