In many humanitarian emergencies, there is a serious lack of access to even the most basic materials needed for managing the blood in addition to a lack of appropriate sanitation facilities (including water), which are critical for addressing menstrual hygiene. Privacy in emergencies is often scarce, and even if toilets are available they often lack locks, functioning doors, lighting and separation between genders. These barriers are often intensified by cultural beliefs and taboos surrounding menstruation which can restrict the movements and behaviors of girls and women