Intimate Portal Women's Sailor Stripes Leak Proof Sanitary 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 Premium cotton fabric with beautiful lace waist band (Lace pattern may be varied) Mid waist full coverage for maximum peace of mind Use together with sanitary napkins, pantyliners, menstrual cups, maternity or incontinence pads Size name in the selection box is referred to Standard Clothing Size. Please check the size chart in below Product Description before order.