Amazon.com.au:Customer reviews: SleepYstrip – Functional Mouth Tape to Encourage Nose Breathing, Improve Sleep Quality, and Reduce Snoring - 30 disposable strips per pack. Buy 3-11 packs for 15% off/Buy 12+ boxes for 17% off
When I get to a deep sleep I find my mouth opens, so I wake up with split lips and other issues - SleepYStrip fixes that. Not too sticky and I usually get more than one use out of each. Just remember to moisturise your lips!