Built-in switch lock to prevent loss: Our headphone cases are specially designed with an on/off lock feature to prevent accidental loss of your AirPods Pro 2 headphones. With a simple operation, you can securely attach the case to your backpack, keychain, or other items, ensuring that the headphones are always available and not easily lost. Shock-resistant and anti-drop design: The headset protective case adopts the dual structure of hard PC shell and soft TPU lining, which can effectively absorb and alleviate the impact of accidental collision and drop. Whether it's sports, travel or everyday use, the headphones are reliably protected and last longer. Precise fit for AirPods Pro 2: Our cases are designed specifically for AirPods Pro 2 headphones, ensuring the perfect size and fit. All connectors and function buttons are precisely aligned to keep the headphones in trouble-free operation, while also being easily plugged in and charged. Lightweight and portable: The headset case is lightweight and doesn't add too much weight and burden to your headphones. It also comes with a portable mini keychain that allows you to carry the headphone case in your keychain, bag or pocket whenever you want.