New with tags Slimtum Aero in size 06 Key Features It’s official: You can’t find a more comfortable, low profile and chic waist trainer The Slimtum Aero was designed as a comfortable, high-performance waist trainer. It featured breathable materials to provide cool comfort during wear. The Aero was intended for use during workouts or daily activities, offering a discreet profile suitable for both gym and street wear. It was recommended to select the true size rather than sizing down.  Sizing chart from the Slimtum website SIZE WAIST 01 17 - 19.5" 02 20 - 21.5" 03 22 - 23.5" 04 24 - 25.5" 05 26 - 28" 06 28.5 - 30.5" 07 31 - 33" 08 33.5 - 36"