Size S/M:_x000D_Upper waist circumference: 62 cm/24.4 inch_x000D_Lower waist circumference: 71 cm/27.9 inch_x000D_Length: 26 cm/10.2 inch_x000D_Size L/XL:_x000D_Upper waist circumference: 66 cm/25.9 inch_x000D_Lower waist circumference: 76 cm/29.9inch_x000D_Length: 26cm/10.2 inch_x000D_Size 2XL/3XL:_x000D_Upper waist circumference: 74 cm/29.1 inch_x000D_Lower waist circumference: 84 cm/33 inch_x000D_Length: 26 cm/10.2 inch_x000D_10cm3.94inch11. This fitness waist sauna suit is made of heat-resistant polymer fabric and milk fabric, which is comfortable, soft, durable and reduces scratches. 2_x000D_2. Designed to create an experience similar to a hot sauna to increase your body temperature to reduce water loss weight and burn more fat. 3_x000D_3. The middle part is compressed to provide light support for the muscles and help shape the ideal abdominal pad. 4_x000D_4. Compact and thin, so you can hide it under your clothes, waterproof, so no sweat can leak out of the ordinary vest. 5_x000D_5. There are different sizes for you to choose from.