Designed to trap heat and encourage sweating around your waist, the BCG⢠Hourglass Slimmer Belt can be worn all day or just during exercise. Made of soft neoprene fabric to offer comfortable, stretchy wear, this corset-style belt is infused with Microban antimicrobial technology for protection and is designed with 5 rows of eyelets to enable simple size adjustments. BCG Hourglass Slimmer Belt Black, Small/Medium - Exercise Accessories at Academy Sports