New in package. Please measure your current waist to select right size and check against size chart provided in last photo.Fabric for this waist trainer is more stretchable than latex material. If you want it to feel tight, please choose one size down. High elastic fabric: 90% Polyester, 10% Spandex. Non-latex makes it more breathable and quick dry. Wide row hooks allow you wide adjustment. Soft steel bones prevent from rolling up or down. Bust support and compression for tummy control.