100% Natural Cotton. Eco-Friendly, Chlorine/Dioxin Free, No Chemicals, Viscose or Rayon. Hypo-Allergenic. Lab Tested. Product Benefits. Maxim Natural Cotton Classic Contour Sanitary Pads are: a) 100% Natural Cotton for an extra soft feel. b) Chlorine, Dioxin, Viscose/Rayon, Perfume and Plastics free to keep our products as Chemical free as possible. c) Hypoallergenic to keep your skin 100% irritation free. d) Cellulose Wood Fluff Pulp Free to keep our earth safe by saving trees. e) Unscented with no Fragrances used to be Allergy Free.