This Bikini style SANITARY style pantie is custom made! It is made of white sheer nylon tricot , it has  elastic at front and back and side elastic gores, the crotch is vinyl line in soft milky white vinyl,  white buttery soft vinyl like baby pants are made of quite .The pantie has wide elastic gores at each side of hips . This measures 23" relaxed and stretched past 34", this is a just like one I have in my collection  measurement. crotch is 5" wide in center rise appr 12" laying flat, the front snaps open and a pad can be paced inside a pocket over the vinyl it is a thin sheer pocket and the snaps can also serve as a way to hold the pads, very Very CUTE...Thank you! Jennie message me for other sz if this one isn't perfect!