Unisex Waist Shaper in comfortable Stretch material that helps to shape your waist, provide support for the back and improve posture. Double buckles for increased effect (zipper and velcro). This waist trainer is perfect for those who exercise and want to do that little extra for your posture and waist shape! This waist trainer is perfect to wear under your clothes and is not visible! Fits both men and women with its adjustable size!Size guide: S: 74cm Long, 26cm High M: 76cm Long, 26cm High L: 78cm Long, 26cm High XL: 80cm Long, 26cm High2XL: 82cm Long, 26cm High3XL: 84cm Long, 26cm High The waist belt is stretchable and adjustable and should sit tight to give effect. Material: Polyester, Spandex, Microfiber and Acrylic Size: XXXL Color: Black