Disclosed herein is a reversible neckline shapewear garment that can be worn forwards or backwards, depending on the wearer's preference. The reversible shapewear garment described herein includes two necklines, wherein the first neckline may extend under the wearer's breasts and the second neckline may extend across or above the wearer's breasts. Advantageously, this reversible garment may be worn backwards or forwards by the wearer while contouring to the natural body without creating visible lines or bulges of fabric or losing shape. Also disclosed herein are methods of assembling and wearing the reversible neckline shapewear garment.