Amazon Basic Care - Eucalyptus Patches - 15 aromatherapy patches. Continuous vapour release for up to 8 hours. Soothing vapours for a good night's sleep. Easy to apply, doesn't stain. This non-medicated patch, when applied to clothing, gradually releases essential oils such as Eucalyptus, Scots Pine, Mint, and Lemon, known for their breathing-enhancing properties. Not suitable for children under 36 months.