SKIMS Core Control Thong in Onyx, size L/XL. - L/XL (Fits Waist 33-39 inches, Hips 40.5-45.5 inches) - Mid Rise Thong - Double Waistband - Silicone Band At Back Waist - 79% Nylon / 21% Spandex - Smooths and tightly contours your core - Silky and invisible under everything Brand new in unopened box.