In-ear headphones from Razer that both fit well and have good sound isolation. The wireless range is 10 metres.
From Amazon
Razer Hammerhead True Wireless - Wireless Earbuds (In-Ear Earphones, Ultra-Low Latency, Water-Repellent, 13 mm Driver, Touch Support, Bluetooth 5.0, Voice Control, Charging Case) Mercury White
Gadcet
Razer Hammerhead True Wireless - Wireless Earbuds (In-Ear Earphones, Ultra-Low Latency, Water-Repellent, 13 mm Driver, Touch Support, Bluetooth 5.0, Voice Control, Charging Case) Black, New
OnBuy
Razer Hammerhead True Wireless Headset In-ear White