Wearable masks, most of them cut for glasses and a decent nose seal. Filters where they make sense. None of these are meant as medical gear.

image from Plague doctor mask

Plague doctor mask

Black plague doctor mask with smoked lenses, red thread, and brass hardware.

image from Aviator mask

Aviator mask

Steampunk aviator mask cut for glasses, with exhaust ports and an N99 filter pocket.

image from Skull mask

Skull mask

Leather skull half-mask, with or without a filter, and a wire for glasses.

image from Facehugger mask

Facehugger mask

Alien facehugger mask: 43 pieces, layered dye, a long sew.