This waist trainer is made of a breathable fiber that is SOFT AND COMFORTABLE. The unique satin lace,makes it look very sexy. The fabric is soft and it feels fantastic on your skin. It smooths unwanted bumps and bulges your tummy. It works great with everything from form-fitting tops and dresses to slim cut jeans. It is perfect if you want to show off your hourglass figure under a figure hugging dress. No one will ever know you have them on, but they will notice your wonderful new curves.