Features: -Silky soft silicone surface provides a familiar drinking feeling -Prevents the nipple from collapsing and allows for an event milk flow -Nipple always fits perfectly in baby's mouth -BPS and BPA free About the brand Mam Baby designs products which allow smooth changes as your baby's needs evolve. Parents will appreciate the reliability of baby bottles, pacifiers, nipples, teething rings and various other innovative and functional products troughout baby growth.