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...the wires to enter without letting in water. It is shaped like a [[Hood (headgear)|hood]], with the surface where the wires enter facing down at an [[angle]] ...

...en superseded by substantially improved treatment results with protraction headgear. === Orthodontic headgear === ...

...ution over the face and head. Useful to optimise the ergonomic design of headgear and eyewear.]] ...

The US military employs headgear with displays for soldiers using a technology called [[holographic optics]] ====Headgear==== ...

...emens Brothers looked fairly similar to modern headphones. The majority of headgear used by telephone operators continued to have only one earpiece.<ref>{{Cite [[Category:Headgear|Phones]] ...