Lightly scented sachets featuring natural lavender buds that provide the soothing scent of aromatherapy for up to three months. Sachets are easily replaceable—simply remove them from the Velcro sachet pockets found on the inside of the pillow cover, and replace them with any of our five available aromatherapy scents: Lavender, Jasmine, Mandarin, Sandalwood, and Eucalyptus.