In soft silicone, it also wraps around the face, with one strap keeping it secure at the back of the head. For those ... same time as your face mask if looking to do a full DIY beauty procedure.
[Hilde]’s custom mask was designed in CAD after creating a rough 3D scan of her head with an iPhone app ... It might also be possible to create a silicone version using a 3D-printed mold.