Features Multiple sizes for a good fit Reduces skin breakdown Improves mask comfort Helps create better seal The Gecko ResMed CPAP Nasal Pad is a great way to stop those painful sores on the bridge of your nose made from your CPAP mask. By placing the pad between your mask and the bridge of your nose, you will have an extra layer of soft gel to provide a better seal and improve overall mask comfort. It is recommended that you replace the nasal pad every 30 days, and wash with warm soapy water before each use. Please choose a size when ordering. Sizes available are: 61911 - Small 61910 - Large Sizing Guide This is a single pack of nasal pads. We also sell them in a case of 10 here.