When earplugs are not an option (or insufficient) I've found a pair of sleep headphones have been helpful in combination with a noise app, such as the Cozyphone

When earplugs are not an option (or insufficient) I've found a pair of sleep headphones have been helpful in combination with a noise app, such as the Cozyphones shown here: (halfway down the page) https://www.audiophileon.com/news/best-headphones-for-sleeping https://www.audiophileon.com/news/best-headphones-for-sleepi...