ITEM NAME:Stop Snoring Device Sleeping Anti Snore Apnea Ventilation Nose Breath Appar C7R3 Stop Snoring Device Sleeping Anti Snore Apnea Ventilation Nose Breath Appar C7R3 Feature: Good quality and brand new. Easy to wear and remove. Effectively relieve snoring and improve sleep quality. Adherence to use can effectively relieve asthma. Anti-fog PM2.5 filter Nasal soft silicone combination Specification: Material: ABS, Silicone Color: blue Size: 5*3*2cm Weight: 18g Package Included: 1 x Nasal ventilation device