The Pigeon Cooling Teether Circle is designed for babies aged 4 months and above. It provides soothing relief during teething with its unique cooling feature. Made from BPA-free materials, it promotes healthy oral development and is easy for little hands to hold. Key Features Cooling relief for teething discomfort Stimulates oral and tactile development Made from BPA-free materials Easy-to-grip handle for little hands Contains sterilized water for safe cooling Key Materials: Outer material: Soft, chewable plastic or Silicone; Inner material: Purified water.Experts in baby care essentials and innovative teething solutions.Place The Teether In The Refrigerator (Not The Freezer) For Cooling.Not Suitable For Children Under 4 Months.