Sleep Right Intra-Nasal Breathe Aid 30 Days Supply Flexible nasal flares gently expand nasal passages, opening airways to increase airflow. A single Nasal Breathe Aid can be used for 15 days or more. Nasal breathing aid goes to work, relieving nasal congestion and helping to reduce snoring. Nasal sleep aids use no adhesive, eliminating the risk of skin blemishes or irritation. Nasal breathe aids flexibility enables them to comfortably fit noses of all sizes.