Honestly a cheap boom mic is going to be the optimum of ease-of-use and noise input isolation. There are plenty of fairly cheap earbuds with built-in boom mics

Honestly a cheap boom mic is going to be the optimum of ease-of-use and noise input isolation. There are plenty of fairly cheap earbuds with built-in boom mics, of varying quality. If folks really have an aversion to over-ear headphones I'd suggest that direction.