Winnipeg Free Press has a service on their website that lists those that are making/donating masks with those that are seeking them. You can find that here:
Many have also seen the Olson Mask that was designed by Unity Health in the United States. This design has a pocket for a HEPA or coffee filter as well as a place to put a wire to mold to your face. Instructions here:
New Directions has put together the following information on use of fabric masks – ND Mask instructions
Apparently Marshall Fabrics is taking curbside orders here in Winnipeg and people have also ordered fabric online from Fabricville.