The Waist Trimmer is a flexible neoprene belt designed to support your core and increase heat around your midsection during workouts. Whether you're running, training at the gym, or doing home workouts, it helps promote sweating in the abdominal area to support your fitness goals. The adjustable velcro closure ensures a secure, comfortable fit for a wide range of body sizes. A popular training accessory for anyone looking to intensify their workout and support their lower back at the same time.