Seeking Earbuds for Jungle Shoot

Hey, everyone

What I need is an experienced sound man, but I'm told that's off the table.

So, I am looking for recommendations of a sound-isolating earbud that plugs my ears fully so I can hear the two wireless mics feeding my camera on a "back in the woods" shoot this summer.

I can't wear my Sony 7506 headphones and work efficiently, so I need something smaller to keep in my pocket.

Thank, as always, -- Bill