THIS IS AN ADJUSTABLE THONG.  IT IS MADE WITH LYCRA AND NYLON SPANDEX MATERIAL.  THE WAIST IS A MATERIAL COVERED 1/4 ELASTIC. THIS SUIT IS LINED.  THIS SUIT SHOULD BE WASHED IN COOL WATER AND DRIED ON LOW HEAT.  ALTHOUGH THIS SUIT IS GREAT IN THE POOL DO NOT ADD CHLORINE WHEN WASHING IT.  OUR SUITS ARE CUSTOM MADE IN THE UNITED STATES BY THE DESIGNER.  THE PATTERN MAY VARY DUE TO THE PATTERN REPEAT ON THE MATERIAL WHEN CUTTING.