This sweat band waist trainer is intended to increase calorie burning, improve workout and fitness activities, reduce belly fat, and make you sweat off your waist. The waist trainer belt is made of latex-free neoprene, which is soft, supple, pleasant, and long-lasting. It is thin enough to be worn underneath a t-shirt or training attire. It enhances exercise by causing greater perspiration and improving posture. The stomach tummy wrap works well as a core stabilizer and lumbar support and is comfortable to wear every day when watching TV, going grocery shopping, or just relaxing at home. Features and Benefits: Increased thermos genic activity causes higher sweating when wearing neoprene. Stomach wrap with strong Velcro that adjusts for a tight fit and maintains its position Basic waist trainer that is thin enough to wear underneath a t-shirt but not too tight. supple and cozy Fast drying and simple to clean