Every single unit of Sanitary Napkin Vending Machine will directly benefit between 10 to 400 users per day based on the type and capacity, not to count the benefits to the environment and society. More Girls in Schools with Less Drop-outs. This will aware and educate girls not only on menstruation but also on sanitation and hygiene. The caretaker woman will get livelihood opportunities by getting income arising out of the sale of napkins.