Thank you for viewing! ^ ^ ❤ Price negotiation → Highly welcome ⸜♡⸝‍ First come, first served ⸜♡⸝‍ Initial defect warranty included Opened once for confirmation Special cover design that suppresses mouth breathing and promotes nasal breathing. Soft material covers the mouth, providing a comfortable fit. Adjustable straps to fit different face shapes and sizes. Excellent breathability, allowing moisture to escape from the mouth area, providing a comfortable sleep environment. High-performance supporter that effectively prevents mouth breathing, reduces snoring, and supports quality sleep. I also have many other wonderful products for sale.ᐟ.ᐟ ↓ Further discounts available for combined purchases ^^ ↓ #PetiNessShop Management number B-135$$580