Features: brand new and high quality Premium Quality Material: Our wrap Bandage is made of breathable and elastic neoprene. Excellent flexibility and it can firmly flatten your abdomen and smooth out backrolls. How to Choose the Right Size? - In order to make the size suits you well, we kindly recommend that you measure your size from the largest circumference of abdomen, then compare it with the size chart. In order to make the waist trainer get a better body sculpting effect, when measuring, please kindly tighten the tape and your abdomen to the shape of you wear when wearing a waist trainer. Optimized Design - 9 fish scale memory flexible steel bones to provide support without inhibiting movement. 4 hooks-and-eyes closures for flexible sizing. Longer in the front and shorter in the back for maximum comfort while sitting down. Fat Burn & Accelerate Sweating - With a balanced diet and reasonable exercise, this waist trimmer can help you promote local blood circulation, increase the temperature of your waist and abdomen, accelerate sweating and fat burning, let metabolize faster, giving you the dual effect of exercise and sauna. For Everyday Use - gym, running, yoga, housework, office. Protecting core muscle groups and reduce the risk of injury during sporting. No matter when you wear this waist slimmer, you can get about 3-4 inch waist line reduction instantly, make your body curve more attractive. You will be the for focus of attention. Specifications: Material: Neoprene Size: for M /L/XL/XXL M: Weight: 122-132g Waist: 77-82cm/ 30.31-32.28inch L: Weight: 132-144g Waist: 80-85cm/ 31.49-33.46inch XL: Weight: 144-154g Waist: 84-89cm/33.07-35.03inch XXL: Weight: 154-167g Waist: 89-94cm/35.03-37inch Package Includes: 1 Piece Waist Trainer note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.