Features for negative ion panty liner: -Ultra thin and with soft cotton top layer -With unique professional liquid-guiding layer to keep surface dry. -The active oxygen & negative ion dual core can anti-inflammation, regular blood circulation, enhance immunity ability, anti-bacteria, dispel odor. -Outer packing is using aluminum foil material, which has the functions of moisture-proofing, mildew-resistance and anti-bacteria etc. -Packaging using easy-pull-sticker design, which can repeatedly seal, prevent bacterial invasion, and avoid secondary pollution. 30pcs/ bag, Aluminum foil bag Pls to contact with Beatrice for more information: Skype: bea.mok21, Tel: 86-13647710806