SILICONE CASE: Made of high quality silicone material to prevent scratches and scratches, compatible with first and second generation Apple headphones. UPGRADE: The case is suitable for AirPods’ regular and wireless charging boxes. The front LED for the wireless charging box can be seen. ANTI-LOST STRAP:The strap prevents one of your headphones from running away from home and prevents the headset from falling suddenly when you are exercising. PORTABLE:With the keychain, your headphones can be carried around, hung it in a backpack, etc., don’t worry about finding headphones when you are out. WHAT YOU GET: You can get a protective case for your earphones, a keychain that keeps you and the headphones at all times, and a strap that prevents your headphones from being lost.