SKIMS Contour Lounge Onesie Size: S/M Color: Gray Chalk New with tags A unicorn in the SKIMS line! Flatter all your curves in this seamless high neck mid-thigh onesie with rouching details that flatter your bust and butt, and a low back detail. Features mid-level compression, comfortable second-skin fabric, and a bottom gusset. Fits true to size.