Sterimar Baby Nasal Hygiene. Very gentle spray. Baby nozzle. Sea water micro diffusion. 100% natural. Isotonic. Using the experience of the sea and trace elements, Sterimar has developed a specific product for babies. Sterimar baby is a medical device and is recommended for cleaning your baby’s nose. On a daily basis: Clears mucus from baby’s nose to help with breathing and bottle feeding. Stimulates the natural defences of the nasal lining.