The Baseus Eli Sport 1 Open-Ear TWS Air-Conduction Earphones are designed to provide a comfortable and immersive listening experience. With their open-ear design, they allow you to enjoy your music while staying aware of your surroundings, making them ideal for outdoor activities like running or cycling. The ear-loop that is built onto the headset is fully adjustable, allowing this headset to fit any and all ears. A lanyard is also included that provides you with the means of connecting the two headsets together, while assisting in preventing any means of the headsets falling to the ground.