How do you prevent it from falling off? I am on a quest to find something that is comfortable (ideally around the ear) and won't slip out. I would also like som

How do you prevent it from falling off? I am on a quest to find something that is comfortable (ideally around the ear) and won't slip out. I would also like something thing so I can put on a headband and cover my ears in cooler weather without crushing the bands into my skull.