Halter neck Mermaid bandage dress 90%Polyester, 10%Spandex Back Zipper Dress Length:S-90cm, M-91cm, L-92cm A properly fitted dress will stretch 3 to 4 and a half inches around your body with more stretch felt across the bust and the hips. This close fit will both shape and hold your body to enhance your figure. Dresses measure about 3 to 4 inches below the knee in length. The thickness of the dress will more than adequately hide fitted undergarments.