[Open Ear Safety connection ] Open ear earbuds that don't go in your ear,In contrast to over ear earbuds,Open Ear wireless ear clip bone conduction bluetooth headphones allows sound to reach the inner ear through the ear bone,effectively protecting the child's and yours Hearing, clip on earbuds that don't go in your ear help you have a safer life,stay motivated with your favorite audio while also being aware of your surroundings.[Stable Fit] Open ear earphones keeps running relax, the open ear design helps you achieve the true painless and harmless as the earphone is no need to plug into the ear canal.With ergonomic surround and streamlined sinking design, the sports running bluetooth headphones can keep on ear when running, dance, or wearing glasses.[Automatic Pairing ] Open ear headphones adopts hall switch. After first connection, these bone conduction headphones bluetooth will connect with your device once you open the charging case, which is faster and more convenient.[ Random Use Single / Two Earbud ] Upgraded technology allows you to randomly pick one open-ear headphone (either left or right) for instant use when you are driving on the road or working in the office, with no need to worry if its the master bone conduction headphones bluetooth and working right away.[Waterproof and Sweatproof]Sports headphones with professional-grade waterproof sweatproof and fully enclosed sound cavity to prevent daily sweat and rain from infiltration.Ergonomic design, comfortable and stable to wear, whether running, jumping or other ourside movements, the ear clip bone conduction headphones are still worn stably.