The Define Band Duo fully customizes your workout experience! The Duo's two hook and loop compression belts are fully removable and adjustable so you can tighten them to your desired level of comfort or wear the band without the straps for sleek support under your everyday looks. The Define Band Duo uses SweatTech™ technology that traps your body heat, creating a personal sauna around your waist, back, and upper and lower tummy while using and two adjustable compression belts shape and support your waist.