Originally Posted by Cyn
I would just make them a couple inches wider than the window to cover all the light. My husband was a Marine heliocopter pilot and had to sleep some days to fly at night. We used these and it was great.
Just make them a couple inches wider if you gather them it lets in light. I made them for my daughter because of migraines/ I also have them on the south side window of bedroom to keep the heat out.