Halcyon UniVision Frameless Mask Blue Fourth Element Its air-balanced design can be

Its air-balanced design can be counted on to deliver top-notch breathing performance when you need it most

There is an over-pressure capsule fitted in the back of the module to prevent the screen from exploding in the unlikely event of the internal mechanism failing

Several layouts may be selected from

Item # Size Quality Wrist Circumference / Diameter Fits** Thickness GD-W1-XS X-Small Standard 4

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Halcyon UniVision Frameless Mask Blue Fourth Element Its air-balanced design can beLimited edition blue. The Halcyon UniVision delivers a wide spectrum view due to its unique shape and a low profile form factor that is just deep enough to fit a wide range of faces, including those with a narrower shape. Specifically designed for individuals with smaller or narrower faces, this mask sits comfortably on the divers face and creates an easily foldable skirt that further extends the flexibility of this unique mask, providing a pocketable