A self-taught mask maker, she turned a craft into a career. "I made the first one and it sold just right away. I've been making them ever since. People love them," Harrison says.

Fun, it’s true, on Halloween. Interesting, true, like the fabulous African mask collection at the Stanley Museum in Iowa City. Not so fun, also true, like the mask that pins you to a table ...

To optimize the custom-fit PAP masks for different faces, the team began by scanning the faces of four volunteers to create 3D models. These models were then combined with various PAP mask designs ...

A custom latex Halloween mask. If your mask is too big or heavy, cut holes in the sides and add ribbon to make it so you can tie the mask securely around your head.

For respiratory sleep professionals, the custom-fit masks offer a promising solution to the challenges posed by ill-fitting traditional masks.