While it looks like it'd be heavy and hefty to wear, the device is very comfortable to wear for short periods of time and the ear cups are extra soft to avoid that pinned-back feeling you get with heavier hardware.
Though Mr. O'Hara's once-popular novels and short stories are no longer widely read, he was famous in 1940 for his well-tuned ear, and the characters in "Pal Joey" sound like they stepped out of a real-life alley after throwing a couple of punches.