Full face freedom the latest mask in ResMed’s Mirage™ line of interfaces offers less mask and more freedom in a minimalist design. With a fit range of over 90%1 of users, the Mirage Liberty is ideal for patients seeking a comfortable alternative to conventional full face masks. Features Unobtrusive design offers free field of vision Dual-wall Mirage cushion technology dual-wall nasal pillows with trampoline action reduced inventory (two product codes) ships with three pillow sizes for greater fit range comprehensive user support package stable and comfortable headgear provides first-time fit.