First, these tights are comfortable and durable. Thick, they do not spin (but I have short nails). As for efficiency, the skin in the evening when we remove is softer. I started wearing it a week ago. As chance would be it also the start of the good weather. So I noticed an effect on cellulite, but I insist on the fact that with these joyful days, I eat lighter, I spend my time outside ... well, I can not guarantee whether the Indeed the only sticky.