Adjustable, Prevents Airflow 【Airflow Jaw Strap】 The Airflow Jaw Strap is made of highly elastic material, soft and comfortable to wear. It helps to firmly secure the jaw during sleep. 【Dual-Porous Breathable Design】 Features breathable holes, comfortable and breathable, and not stuffy. Usable on both sides, easy to wear. 【Adjustable Size】 The anti-snoring device is secured with Velcro. The length of the Velcro attachment can be adjusted according to the head size. 【Portable】 Small in size and convenient to carry, making it ideal for travel or office use. 【Ergonomic Design】 The anti-snoring device is secured at three points, preventing the belt from falling off. Photos taken, so listed as "like new." Follow-up discount/Multiple item discount available ↓↓ #HoridashimonoRoom 38-26 135