That’s the face shields : https://www.shapeways.com/covid19/
The things that 3D printer can do now.
Mizu Laboratory, 3D printed, assistive devices, self-help, elderly, arthritis, disabled, inclusive design, ミズラボラトリ, 自助具
Inclusive Designで快適生活を支援する
ミズラボラトリの 3D Print design は "Cool & Functional"