ResMed Quattro™ Air Full Face CPAP Mask with HeadgearQuattro Air For Full Face CPAP BiLevel Masks deliver proven ResMed performance and reliability in a lighter, more comfortable full face mask design that is simple to set up and use. The Quattro Air's dual wall Spring Air cushion reduces pressure at the nasal bridge and offers an adaptable, secure seal; while the updated SoftEdge headgear, in gray with pink or blue highlights, reduces facial marks and encourages a looser, more relaxed fit.