Opus 360 Nasal Mask without Headgear Specialty This results in lower phenylalanine

This results in lower phenylalanine levels and a better balance of other amino acids in the brain

Acts on contact with the bowel wall

High quality cotton and soft yarns ensure comfort and easy donning

Fabric collar has an ultra thin border allowing for greater flexibility

Opus 360 Nasal Mask without Headgear Specialty This results in lower phenylalanineFisher & Paykel H Inc Opus 360 Nasal Mask without HeadgearThe Opus Nasal Pillows Mask is small, quiet and superbly comfortable with an anatomical pillow style silicone seal, and facially contoured headgear with reinforcement for extra stability. The ball and socket styled joint combines with the innovative anchoring system to give unprecedented stability and freedom of movement. Fit and Forget. Premium Frosted Silicone Seal. Anatomically Shaped Nasal