3D Print Reused Mask for COVID-19 w/ 4 different size for kids and adults
What you need:
3M filter 3701
4mm Rubber Cord
Strap Holder
Credit: Preaglobal and AM think
3D Print Reused Mask for COVID-19 w/ 4 different size for kids and adults
What you need:
3M filter 3701
4mm Rubber Cord
Strap Holder
Credit: Preaglobal and AM think