The Etymotic earplugs are the same thing as Heroes. For me they don't fit well and thus don't reduce the sound levels as much as designed. For some people the

The Etymotic earplugs are the same thing as Heroes. For me they don't fit well and thus don't reduce the sound levels as much as designed. For some people they probably work well enough, depends on the shape of your ear canal, where it bends and to what extent. You can get custom in ear plugs for $200 including the molding process (though a bit tough - you have to wait for sales).