Pink Calorie Burner Neoprene Strech Slimming Shapewear Tank Top. How they work? This Slimming Tank Top inner layers increase body temperature and sweat while its outer layer is super absorbent, so that you sweat on the inside and stay dry on the outside. It can be worn throughout the day while at home, work, school, or anywhere you may go. Benefits? - Helps you lose weight - Maximizes fitness routines - Slim waist tummy and waist - Increase your core body temperature - Improve your overall well-being Material: Polyester, Neoprene, Nylon Due to differences in measurement techniques error about 1/2 inch to 1 inch different size of each person, the recommendations of the sizes are for reference only. This Tank Top will strech (Chest) & (Waist) from 46 inches to 50. Warning: Washing instructions: It is recommended to wash it after each use, particularly after exercising. Hand wash in cold water with a soft detergent. Squeeze out and drain. - Hand Wash - Do Not Tumble Dry - Do not bleach - Do not iron - Do not wring - Do not dry clean - Line Dry / Hang DryYC