KIWI RATA Neoprene Sauna Waist Trainer Corset Sweat Belt for Women Weight Loss Compression Trimmer Workout FitnessMaterial Made of high quality fabric, Shell: 100% Polyester; Lining: 100% Neoprene, Smooth, comfortable, close fitting, can be worn inside and outside, good elasticity, not easy to wrinkle. And it has excellent performance in burning fat. Brand New Special Design The abdomen double layer compression design and wide design is wider than generic items, more area covered, more calories burned, more sweat comes, makes the abdomen effect more obvious. Belt