I really love my Koss Plug earphones. They sound great, are very sensitive, block out a lot of noise, have a limited lifetime warranty, and come from a company with excellent customer support.
https://www.koss.com/headphones/earbuds-in-ear-headphones/plug
When traveling, I can be a klutz and catch the wires on things, so for more cord-unfriendly environments, or if I need to be on the phone, I use the similar keb15i
https://www.koss...