Snuffle Babe Vapour Rub (35g). A mild decongestant containing a gentle blend of eucalyptus oil, menthol and thyme oil.. A gentle, versatile rub-on decongestant. Suitable from 3 months. Helps decongest little ones, so they can feed and sleep in comfort. Nice and relaxing for little one. Snufflebabe Vapour Rub is an effective and mild decongestant containing a gentle blend of Eucalyptus Oil, Menthol and Thyme Oil.. The vapours from these oils help to ease your little one’s nasal congestion so they can feed more comfortably and sleep more soundly.