FeelinGirl Women's Adjustable Waist Trimmer Belt Body Shaper Back Brace SWEAT ENHANCER: Neoprene Sweat Tech & BR Embossed Lining.The waist trimmer increases your core temperature during exercise enhancing thermogenic activity and sweat so It helps reduce water weight . ULTRA COMFORTABLE: The waist trimmer is contoured to fit around your waist comfortably and is naturally flexible, so it adjust to your shape and size allowing for back support. Easily adjustable from low to high due to the elastic band to increase the compression while training, shaping and loosing inches. PREMIUM QUALITY: Made with Professional Highest Grade latex free Neoprene for superior heat insulation. SATISFACTION GUARANTEE---It does not leave scratches and bruises when you take off. it's a friend we all need, silent and unseen. it is aiding your health wise, healthy weight is always on our mind, all is ricochet effect positive.