Core Function: Designed to create a heat-trapping "sauna effect" around your core during exercise. It elevates your core temperature to promote accelerated sweating and water weight loss.Material: Typically constructed from high-quality neoprene composite fabric or advanced heat-trapping polymers paired with spandex.Design Features: Includes a heavy-duty front zipper closure for easy wear, built-in abdominal compression, and postural lower-back support.