Note: Our USB C dust plugs only applicable to phones and tablets with USB C port, no other ports are supported. Please check the port model. Material of USB C Dust Plugs: These USB C type dust plugs are made of high-quality soft silicone, which has tear resistance and durability. It can be used frequently for a long time without damaging the charging port of the device. Just align the ports and press them down, and stick the tape on the back of the phone. The ultra-thin size does not affect the use of the phone case. Function of USB Type C Plugs: Our USB-C dust plugs prevent your phone USB port from liquids, sand, dust, dirt, pocket fluff, without the need for a bulky shell. Protecting your smart device quickly and effectively has become so simple. Anti Loss Design of USB Dust Plugs: This updated USB C dust plug can be attached to the back of the phone strongly. Our USB type-C port anti-dust plugs have strong adhesive tape, allowing you to charge without worrying about loss. Package Includes: 10PCS of USB C-type anti loss dust plugs (soft silicone). 10PCS of simple cleaning tools.