100% SATISFACTION GUARANTEED – Please feel free to contact us if you have any problems with your tube. We guarantee all of our products with a 100% money back guarantee. OXYGEN TUBING - Features a universal connector that is compatible with most machines. Suitable for home and travel. INDIVIDUALLY PACKAGED – With its’ 7-foot lightweight tubing, each nasal cannula is individually wrapped to ensure cleanliness prior to use. SOFT MATERIAL– Made of super soft and comfortable material relieves pressure and friction on the delicate tissue of the face and ears, thereby preventing redness and pressure marks. NASAL CANNULAS – The ANSNF Nasal Cannula is a device used to provide supplemental oxygen or increased airflow to a patient or person who needs breathing assistance.