The Shaper is made of high-tech neotex fibers that increase body heat while in contact with the skin.It is perfect for exercise, for normal daily routines, or for any physical activity.It's unique fibers and material produce higher compression resulting in more sweating.The Shaper 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.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. Hot Shapers clothing can be worn throughout the day while at home, work, school, or anywhere you may go. Attention: 1.Only hand washing ,No Iron/No Machine Washing/No Chlorine bleaching/No Dry cleaning; 2.Please read my size chart carefully which may be different from your local. 3.There may be slight variations in colors due to lighting effect during photo taking or bidder's monitor setting.