SOOTHING ON GUMS - The unique textured design helps to relieve gums and comfort babies while they are teething. MEDICAL GRADE SILICONE - Made of 100% medical-grade silicone. Completely BPA-free and safe for baby. PACIFIER STYLE - This teether is designed to be hands-free similar to a traditional pacifier. This style is perfect for younger babies ages 3 months and up who have not yet developed strong hand-eye coordination.