Intimate Portal Women's Lacey Leak Proof Sanitary Boyshort Panty Brief 95% Cotton, 5% Spandex, Water-Resistant Lining 92% Polyester, 8% Nylon Imported Inner leak-proof lining, excellent for days with menstrual cycle heavy flow, post partum bleeding or urinary incontinence Quality cotton fabric with lace legbands, invisible under pants or skirts Low rise full back coverage for maximum peace of mind Use together with sanitary napkins, pantyliners, menstrual cups, maternity or incontinence pads Our size is smaller than US Clothing standard. Please check the size chart in below product description before order.