Anti-snoring nose clipCOMFORT & FIT! Each pack includes 8 reusable vents to suit any size nostril & nasal passage. The material is soft, comfortable & flexible to ensure your rest feels natural. HEALTH BENEFITS! The main benefit is improved a better rest, but our vents also help to reduce the symptoms of sore throat & headache. HOW DOES IT WORK? Snoring is caused by a narrowing of the nasal passage, but our vents widen the nasal passage, creating increased air flow.