May be worn with regular lingerie. Adjustable hook and eye closures won t snag clothing. Machine washable flannel-backed. Doctor recommended. Patented design supports back and abdomen. Gives tired tummy muscles a lift. Does not pull down on shoulders. Reduces swelling of feet and ankles. Comfort for hips and pelvic bones. Clinically proven compression for vulvar varicosities. Material of Construction: Polyester: 58%; Spandex: 33%; Cotton: 9%. Size: Extra Petite. Pant Size US (pre - pregnancy): 0 - 3.