The dry hot water bottle with linseed and organic lavandin flowers can be used both hot and cold. It is the MUST HAVE to have at home for a short and sudden period of cold! With its sweet scent of lavandin, it provides comfort and calm. They are little extras: - Can be used as a cooling bag (2 hours in the freezer) or as a hot water bottle (microwave, oven or heater) - instructions included! - Sweet scent of organic lavandin flowers - Removable and machine washable at 30° - Vegetable dye, guaranteed without chemicals - Made in France in our workshop Product Features: - Undyed, unbleached, GOTS certified bag made of organic cotton poplin (natural colour).