Made by ResMed. For SleepMate 10 and Airsense 10 only. N20 Mask, Size L The outer bag is damaged, but the item is new and unused. Please check the condition in the photos. This mask has built-in heated wires, essential for the cold season. You can receive comfortable treatment with warm air. It can be connected to the main unit even without a humidifier. New, unopened, and unused. Please understand that this item is stored by an individual before purchasing. #cpap #sleepapnea #sleepapneasydrome #Teijin #snoring Thank you for viewing. Please understand that this item is stored by an individual before purchasing.