HomeTek USA Xtrim Molding Waist Belt, Pink Helps burn a lot more Calories as you work out by increasing and retaining heat around your waist The sauna heat action helps increase the heat from 20% percent or more depending on the intensity of the work out you're doing (lifting weights, cross fit, cardio, running, biking, walking, etc.) It helps the blood circulation when your body heat increases helping to speed up the burning of fat in your waist This is definitely one of the best gym and cardio accessories while you're in your journey of losing weight Gives a great back support for when you're working your back in the gym doing squats, deadlift, overhead presses, cable rows and much more