Sterimar Baby Spray 50ml is recommended for daily hygiene in babies from 0-3 years of age. A clear nose is essential for babies during feeding as they breathe mostly through their noses. Preservative-free. Sterimar Baby nasal hygiene spray 50ml uses isotonic filtered sea water to help relieve nasal congestion in babies from 0 to 3 years old. Its all-natural formula is free from preservatives and is very gentle.