The Calpol Vapour Plug and Nightlight contains a blend of aromatic oils, including lavender, chamomile, menthol, camphor, and eucalyptus. Non-medicated aromatic vapours provide soothing night time comfort for your child. This product is designed for babies and toddlers, and is easy to use. Simply plug it in, and the nightlight will be activated at night when your lights go out. The refill pads last up to 8 hours and are easy to replace. The product is available in a soothing lavender and chamomile color.