CPAP Newsletter Newsletter Archive Subscribe Newsletter Archive Subscribe Sign-up for our weekly newsletters for CPAP articles, tips and special offers! Submitting... Sign Up No, thanks CPAP Newsletter: Mask Evolution: The SleepWeaver Advance Zoom In (+) Mask Evolution: The SleepWeaver Advance User Feedback Provides Smart Enhancements for Increased Comfort Advancements to the SleepWeaver Available Colors Improved Zzzephyr Seal An improved contour fits and seals more efficiently around the nose. Exhalation Hole Change A reduced number of holes help lower sound. Enhanced Headgear An added adjustment strap provides a broader range of sizes for a more comfortable fit. Add Some Additional Flexibility to Your SleepWeaver Reduce mask drag and increase freedom of movement with a Feather Weight Tube. More flexibility at the mask connection helps minimize mask leaks and add comfort. Want great humidification? Check out the new PR System One 60 Series.