Have you ever wondered what a waist trainer really is? Well, it is an undergarment made of a thick fabric that has hard metal boning. It is usually worn around the midsection of the body. It gets cinched to your body with a lacing system, velcro or even hooks. It is intended to be worn tighter than a girdle or shaping underwear, and it will give you a sleeker and smaller waist.    Why do women choose to wear them? Well, because, whether we want it or not, we get influenced by the supposedly perfect we see on social media and the magazines and we want to achieve it too.…