INFUSED WITH COPPER IONS: Our Copperspire Tech fabric has flexible & durable copper ions that never wash out. This waist trainer wrap diminishes stretch marks, improves skin elasticity, accelerates muscle recovery, stimulates blood circulation and provides adjustable compression for a slimmer figure. MAXIMIZE YOUR SWEAT: Our waist trimmer belt wraps around your stomach and works with thermal copper ion technology to increase your body temperature & sweat levels up to 5X more during your workout than you normally would. DESIGNED TO SUPPORT YOU: Copper Slim belt is focused on providing women of all sizes with the ultimate waist slimmer for weight loss. The band is naturally flexible and adjusts to your stomach curves. Plus, we added sweat-wicking properties!