This mid waist cinching buttock enhancer is a one piece panty with foam padding built right into the buttocks. It is designed to keep its shape. Just slip it on and you are ready to go. No need for additional inserts etc. Pre shaped, natural looking padded panty is contoured & formed to resemble a realistic round bottom. The front tummy panel is designed to give a light weight, comfortable control to unsightly belly bulge. 90% polyester, 10% spandex. This padded panties enhances your butt, while it controls your waist line. Natural and convenient one piece sexy body shaper.