Waist Trainer Training Trimmer Belt Made of comfortable& adjustable& stretchy fabric, Flexible and Durable, 100% Latex- Free Rubber Stretchy Comfortable Fabric, which means, and will not irritate your skin. The Adjustable on 2 sides can freely adjust different degrees of abdominal muscle to achieve a perfect fit. The special mesh backing can maintain breathability in hot saunas or other fitness activities. Weight Loss Belt Most of you would be looking to burn fat and calories. The whole point of this waist trimmer is to wear the belt while exercising and help burn more fat in your stomach area basically making you sweat as if you had sauna around your belly. We will be sending you Mix & Match Sizes and colors based on availability.