In-ear headphones from Xiaomi that both fit well and have good sound isolation. They are equipped with active noise cancelling that shuts out all unwanted noise around you.
From Amazon
Xiaomi Redmi Buds 4 Lite Lightweight Wireless Headphones with Up to 20 Hours of Battery Life, Bluetooth 5.3, 12 mm Driver, IPX4, White (ES Version + 3 Year Warranty)
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Bluetooth Headphones Xiaomi White
Shopaide
Bluetooth Headphones Xiaomi White