They grow. Someone else tried to break down Everyone's comments so, I figured she must know something. Wrong! I ordered two sizes too small compared to what I would typically order. These jeans grow the longer you wear them on any day. The backsize is too big, the crotch streches out, the thighs flap around and by afternoon, you can fold over the knee area. Nope, lady who fits into these big jeans, they don't fit worth a darn.