1. Metal material, not easy to rust, durable
2. Smooth and rounded grinding, do not hurt the phone
3. Applicable: 3.5mm port universal
4. Technology: anodized, sandblasted, high glossy bright edge
5. Function: headphone hole jewelry, effectively reduce the entry of dust, can be used as a pickup pin
6. Material: metal
7. Note: only the dust plug, does not include the phone in the picture