This is a women's vintage Y2K Wet Seal sleeveless racer back pullover stretch body con maxi dress in mint green with black Aztec print.  The measurements lying flat are:  Chest at rest 13 - stretched 16, shoulder to shoulder 9, strap width 1.5, neck 6, waist at rest 12 - stretched 15, hips at rest 14 - stretched 17, and top of the shoulder to hem is 57".  This is super cute and comfy!  Please contact me with any questions.