Get more confidence in yourself with the Sauna-Effect Waist Trainer and Posture Aligner Helps to correct your posture while you sit or stand all day long Creates a warming sauna-effect while you exercise to encourage sweating Can also help to show off those natural curves under your clothes on a night out Made from super-breathable and stretchy materials Note: hand wash in cold water Choose from 3 UK sizes: 8-10, 12-14 or 16-18 Materials: polyester, spandex and polyurethane Save 58% on the Sauna-Effect Waist Trainer and Posture Aligner