(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
Figure 1: Types of sanitary products used by women during menstruation are (a) reusable cloth pads (https://www.etsy.com/market/cloth_menstrual_pads); (b) commercial sanitary pads (http://topyaps.com/things-girl-must-know-about-sanitary-pads); (c) tampons (http://www.womensvoices.org/tag/tampons/); (d) pads made from banana fibre (https://saathipads.com/); (e) sea sponges used as sanitary material (https://www.pinterest.com/pin/194640015120225878/); (f) pads made up of water hyacinth (https://www.ecouterre.com/jani-a-biodegradable-sanitary-napkin-made-from-water-hyacinth/); (g) menstrual cup (http://rubycup.com/blog/how-to-clean-the-suction-holes-of-your-menstrual-cup/); (h) pads made from wool (https://www.pinterest.com/pin/198088083583361670/); (i) reusable tampons (http://naturalparentsnetwork.com/reusable-menstrual-products/).