Toofeze is a functional and durable all-natural alternative to traditional baby teethers. Its two distinct biting surfaces allow babies to self-manage their changing teething needs. The food grade ingredients are hypoallergenic and intentionally selected to meet the high standards of today's health- and eco-conscious consumers. Instructions: Cleanse thoroughly before first use! Toofeze is dishwasher safe. DO NOT FREEZE! DO NOT HEAT! Test Toofeze on your wrist as you would with formula or bath water. For Best Results At Home: Place in refrigerator (not freezer) til chilled Out and About: Dip disk in cold water til chilled In the Car: Hold in front of air conditioner vent til chilled Toofeze and its packaging are rigorously tested in the U.S. to ensure they meet or exceed all federal safety requirements, including Consumer Product Safety Commission standards, American Society for Testing and Materials regulations, and the most current Consumer Product Safety Improvement Act. -- Therapeutic - Cool stainless steel disk clinically reduces painful teething symptoms caused by swelling and inflammation. -- Convenient - Chills instantly in cold water - Perfect for out and about when a fridge isn't handy -- Ergonomic - Soft silicone handle and stationary design make it easy for babies to control - Aids in early motor skills development -- Sanitary - Easily cleaned with soap and water or antibacterial wipes - Durable enough to be boiled or run through the dishwasher as often as you like! -- Create your own lasting keepsake by taking your Toofeze to a local rotary engraver to have the stainless steel disk personalized.