A breath of fresh air can make a world of difference. We at VIO2™ know this. That's why we created this small, safe and easy to use advanced mouth trainer to help gently promote nasal breathing, day or night. Whether you are looking to better your sleep, bolster immunity or improve oral health, the vital interchange of oxygen is key. VIO2™ = VITAL INTERCHANGE OF OXYGEN Our outstandingly comfortable myofunctional tape can be worn to train athletes in proper breathing, give you a chance at a great night’s sleep or even help your partner reduce snoring. Join the SmileRejuvAirnation™ and elevate your breathing. Quantity: 48 tapes per package Material: Hypoallergenic medical-grade adhesive, cotton blend fabric.