Here is a pair of Bluetooth 5.0 headphones that sit close to the ear canal without touching to provides runners with a more comfortable listening experience. It comes with a 16mm sound driver. These headphones are IPX4 water resistant. They last up to 10 hours on battery.
These headphones come with a flexible back headband. They don’t put any pressure on your ear. This project is getting funded on Indiegogo. You can find out more about it here.