GenericShapewear for Women Tummy Control Body Shaper for Women Control Knickers Slimming Pants

What size is 4xl

I bought a 12/14 uk trying them on they were to big as they didn't pull me in. Would anyone know how much smaller the next size down would be?

Im size 12 what size shall i get please?

Does this do legs as well as waist? Is there rolling at waist and legs?