Muka Adult Long-Sleeve Unitard Bodysuit Dancewear Mermaid Costume When ordering, we recommend you choose your size based on your height. If you feel you exceed the weight range then you may want to go up in size. If you want to custom your size, please email your height, weight, bust, waist and hip to us. 87% Polyester, 13% Spandex; stretchy to fit most builds; back zipper, easy to wear or off; fish scales like fabric catsuit and full covered without hood and hand. It is unisex, suitable for male or female. Wear on its own or use a creative base with your costume accessories, great sports fan gear and dance wear. Versatile perfect for dance practices an performances, Halloween costumes, cosplay and more.