I have been trying different products by spanx for a while now and I have yet found one that fit my needs, but also remain comfortable. I ususally would purchase the "All the way Super Control" panty hose, but found that after wearing them for about an hour or so, the top part begin to roll.  Within the last 2 months, I have purchased 2 different products. I purhased the "Hide & Sleek" full slip for $72 hoping that it would be comfortable and it would address the roll down problem I had previously experienced with just the hose. It did solve the roll down problem, but after about an hour of sitting...