In-ear headphones from Shure that both fit well and have good sound isolation. They are easily connected with a cord.
Shure AONIC 3 Wired Sound Isolating Earbuds, Clear Sound, Single Driver, In-Ear Fit, Detachable Cable, Durable Quality, Compatible with Apple & Android Devices - White
Shure AONIC 3 Sound Isolating Earphones
The product exists on 5 additional merchants that don't have an agreement with PriceRunner.