Practical protection.
Throughout history women have found ways of dealing with menstruation, but in developing countries access to modern sanitary wear is not always available.
Moseley
Sophia
S
D000329:Advertising / Q000266:history; D003906:Developing Countries / Q000266:history; D004209:Disposable Equipment / Q000266:history / Q000600:supply & distribution; D004867:Equipment Design / Q000266:history; D005260:Female; D049672:History, 19th Century; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D052576:Menstrual Hygiene Products / Q000266:history* / Q000600:supply & distribution