You might be able to use normal, foam earplugs. If you sleep on your side, only use one plug for the ear that's not on the pillow. You'll need to get used to ha

You might be able to use normal, foam earplugs. If you sleep on your side, only use one plug for the ear that's not on the pillow. You'll need to get used to having them in your ears, though. I wore them as much as possible (even during the day) for a few weeks until they didn't bother me. Now I sleep like a champ. The only downside is I cannot sleep w/o them.