TAILONG Sports Workout Waist Trainer Corset Shapewear Fitness Slimming Girdle 90% cotton/10% rayon This belt has no hook&eyes.This belt offers an easy way of losing out excess body weight and have an ideal slim physique. Its unique fibers and material produce higher compression. It can increase your body temperature to make you sweat and leads to healthy weight loss. You can wear it under your favorite clothes and enjoy exercising sports, hiking or just wear it at home while performing daily tasks. It is designed to maximize the effectiveness of your workout and fat burn, expedite calorie burning It will help you sweat more with its internal texture. The outer texture absorbs sweat, moisture and lowers down your weight. And you're always dry on the outside. The scientific design and compression help you correct posture, flatten abdomen, firm tummy and love handles leading to a more molded figure and visually trim weight. Slim Abs clothing can be worn throughout the day while at home, work, school, oranywhere you may go. .Only hand washing ,No Iron/No Machine Washing/No Chlorine bleaching/No Dry cleaning.