It is the best quality materials with excellent craftsmanship and designing that makes our body shaper stand out from competition and multi-functional. The material used for the shapewear in spandex and polyamide. The crotch is made up of cotton. The body shorts are breathable and comfortable, so that you can wear it all day long Support Steel Bones: 4 light steel bones, No roll up/slipping down, Support tummy/lower back, Reduce waistline & relief pain. Super Stretchy Shorts: Tummy control, Smooth abdomen, Hide extra belly/back fat, Fit long torso & short torso. Soft & Breathable Fabric: Polyamide/Spandex, Breathable & comfortable, Lightweight and skin-friendly, Moisture wicking and healthy. Butt Lifter Panty: Tighten bottom, Lift up buttocks, Ergonomic Design, Seamless & invisible.