It works at first for me it was very uncomfortable but then i got used to it i have about 3 weeks to use it and i notice the difference my double chin is gone i have a more awake look and my face is more tense thank you very muchthin face mask it is perfect it gives the face the lift it needs i sleep in it and i wear in the house when doing my everyday chore comfortable and people do notice your face more than you think instead of a miracle let this help it works i do night facial and it then i put this on and go to sleep in it and you can see the difference the jaw lines are firmer and the chin lines are not as lose and yes this does make a difference fake product i purchased this as a chin strap for use with my cpap machine