In-ear headphones from Kygo that both fit well and have good sound isolation. The wireless range is 10 metres, so you can move about without losing the connection.
From Amazon
X by Kygo E7/900 Wireless Bluetooth Earbuds, IPX7 Waterproof Rating, Built-in Microphone, Autopairing with Comply Foam Tips - Black
OnBuy
KYGO E7/900 Earbuds - White 69095-10