We suggest you follow what's on the sizing chart, and yes, it is accurate. You may also visit this link to help you figure out what size to get: https://help.shapermint.com/hc/en-us/articles/360005198554-How-do-I-figure-out-what-size-I-am-
I've only ordered the cami, so I can't speak to any of the other products. But I ordered a medium based on the size chart and it rolls so bad it's unwearable.