"Make a face mask for a good cause with this DIY tutorial. Follow me, April Wilkerson, on The Craftistry for more DIY projects and hands-on building!" ...

Face shape influences mask fit, suggests problems with double masking against COVID-19 Proper fit crucial for optimal mask protection Date: May 3, 2022 Source: American Institute of Physics ...

Those points build a 3D model of a person's face on the computer. Then, Gillham uses that model to create the mask. Gillham says they test fit the mask directly to Scott's face using the computer.