✨ Brand new, unused ✨ Immediate purchase OK ✨ Free shipping, anonymous delivery May change between Rakuraku Mercari Bin ↔︎ Yuuyu Mercari. [Supervised by a sleep professional] Anti-snoring goods, snoring prevention, snoring countermeasures, promotes nasal breathing, prevents mouth breathing, jaw fixation supporter, sleep aid, anti-snoring belt, comfortable sleep, travel, adjustable, washable, unisex [Mouth breathing snoring countermeasures]: This anti-snoring chin strap uses high-quality, soft, elastic, durable, breathable, and odorless upgraded materials. Easy to wear and ensures comfortable sleep. (Note: This chin strap anti-snoring device is suitable for snoring caused by backward movement of the lower jaw, oral breathing, and sleep posture problems.) [High stability and adjustability]: Our product, through its special four-sided structure, supports users so that it does not fall off even when worn all night and does not feel uncomfortable even when sleeping on their side. [Breathable & Washable]: The anti-snoring headband-type chin strap has excellent breathability and quickly dissipates heat, so there is no stuffiness during sleep. Prevents dryness of the mouth and throat. Can be used repeatedly and washed regularly to keep it clean. Promises a comfortable, snore-free, restful sleep until morning. [How to use]: Step 1: Hold the longest loop part of the strap (loop side up) with your left hand and the small hook part of the strap (hook side down) with your right hand. Step 2: Adjust the loop strap so that the Velcro is securely fixed on the top of the head. Step 3: Combine the loop and hook on the back of the head, and adjust the loop to securely fix the back of the head. Try opening and closing your mouth, and if it is not yet completely fixed, readjust the loop of the top strap. [Package contents] This advanced anti-snoring jaw belt can relieve and prevent snoring as the best gift for husbands, wives, parents, children, and friends. 559.08.01z