Then cut the length the size of three relaxed hands.

The mask will look like this (see below).

Then you put the mask on and adjust it to fit your face comfortably.

Make a DIY Safety Mask for protection

Make a DIY Safety Mask for protection

Make a DIY Safety Mask for protection

Make a DIY Safety Mask for protection

Make a DIY Safety Mask for protection

Make a DIY Safety Mask for protection