Ugreen Hitune S5 Headphones Wireless Open-Ear Earphones.

【High-definition Stereo Sound】12mm Silicone + Bio-diaphragm Unit, classic full-range speaker, powerful bass; bio-diaphragm makes the sound of open ear earbuds clearer. Designed with a more appropriate speaker opening range and angle design, ensuring that the sound can be accurately transmitted to the ear canal and reducing sound leakage. 【Open-Ear Canal Design】The ear clip design brings you a more comfortable wearing experience. The airbag cushions make the earphones fit your ears without causing pressure, The Memory titanium alloy connector is bendable and not easy to break. Even if you shake your head, the open ear headphones won't fall off your ears. Experience Unparalleled comfort even for all-day wear