There are lots of sites showing how to make a face mask. I wanted to find one that didn't require any sewing. If you follow Tracey on Twitter @tc1057 she posted one too. Here's a link to the site I used Face Mask
I like it because of the paper clip addition. I'm not the neatest person in the world, but I think I did OK. Even with a face mask, I'm still not real comfortable going out.