B.Box Chill + Fill Silicone Teether BlushThe B. Box Chill + Fill Refillable Silicone Teether in Blush is a uniquely designed baby teether that offers safe, non toxic cooling relief and multi sensory stimulation for infants from 3 months and above. Simply fill the bunny shaped silicone head with cold water and ice to provide gentle, soothing relief for tender gums without the use of any harmful gels or chemicals, and for faster cooling, chill the teether in the refrigerator before filling