I never understood why nobody adopts these kinds of practical ideas. That's why we're behind when it comes to design compared to the rest of the world.
"These Teknines Nine Millimeter Earphones from MUNITO look like bullets but they are in fact earphones. The copper alloy cases are gold plated and the cords are covered in Kevlar, and yes you will look like a pathetic wannabe gangster if you go out and spend the $250 it costs to get a pair."