This Silicone Teether by Born Free is made from medical grade silicone and is free of Bisphenol-A, Phthalates and PVC. Designed by a Pediatric Dentist for babies of 4 months and older. The Born Free Teething Ring stimulates and soothes baby's gums as a result this allows for easier teeth eruption. The Born Free Silicon Teether can be stored in the refrigerator. It features a built-in cavity for anesthetic paste, an easy-grip handle and 5 different textures to enhance tactile sensation. Great for any baby!