+1 on doubling up with plugs and earmuffs: just make sure the ear plugs are fully seated and seal properly, and the same with the ear muffs. Any gap will reduce their effectiveness.
Surefire EP3 or EP4 or Foamies + Howard Leight Impact sports (with the volume cranked up to hear conversations reasonably, yeah, weird but it works) here.
Beyond that, there's not too much more that can be done reasonably.
Surefire EP3 or EP4 or Foamies + Howard Leight Impact sports (with the volume cranked up to hear conversations reasonably, yeah, weird but it works) here.
Beyond that, there's not too much more that can be done reasonably.