1. Lightweight and portable: TPU+PC material, light weight, durable and sturdy, washable. 2. Total Protection: The case is flexible and shockproof, protecting your earphones from dust, scratches, and external shocks. 3. Convenient charging: This case retains the charging port, you can charge the earphone without removing the case, and use all functions easily. 4. Equipped with a carabiner: so that you can carry the earphone safely and conveniently anytime, anywhere. 5. Humanized design: The front LED light is visible, you can easily open or close the lid by hand. 6. Note: Earphones are not included.