I am always skeptical of getting… I am always skeptical of getting anything off the Internet. It tends not to be what it supposed to be. So I got tired of feeling air leaking out and hit my eye. So I thought always try it one more time. It got rid of all the leakage to where I sleep better, I definitely recommend it

Not worth the pain Though they do keep the fart noise from sounding when the mask moves, in order to still keep the mask from leaking, you pretty much have to lay in a way that the mask can't move. (Tightening the straps)This mask liner has caused deeper marks on my nose and has caused enough pain that I have had to remove it in order to use my machine. I would recommend purchasing mask liners from the mask supply company you use instead.

Bought to reduce red lines from a full… Bought to reduce red lines from a full face mask. Still have the red lines

Although the purchasing was easy and… Although the purchasing was easy and delivery was timely I have given a 3 star rating because I think the actual product is quite average. It is soft and feels great against the skin, I have a nasal mask, but I have not been able to use it as an hour or two into sleeping it becomes very noisy and the sound wakes me and my husband. The cover would be better if it was about an inch longer so it could then fit on my mask the way it is supposed to. At the current length I cannot get it to tuck over the way it should.

I have a full face mask and while it… I have a full face mask and while it did stop the noisy air leaks, a side affect of breathing through my mouth all night with the leak was that my gums seemed to dehydrate and cause a lot of pain in my teeth. I gave up on the third night, too painful