Product Description Features: ABS and silicone material is environmental, harmless and soft to fit in the nostril firmly and comfortably. Relieving snore and nasal congestion to give back you and her a good sleep and smooth breath. Aiding sleep apnea without disturbing normal sleep. Purifying air to allow you to breathe healthy and fresh air. Mini size with light weight will not add extra pressure to nose, which is convenient to carry.