Colief Breathe Easy Patch is attached to sleepwear or pillow . The natural ingredients ( Eucalyptus , Peppermint , Lemon and Rosemary oils ) gently release essential vapours for up to 8 hours for easy breathing. Each patch comes in its own sachet and is used once and can be removed from clothes without leaving any sticky residue. Can be used for all the family and can also be used during the day. Suitable for children over 3.