“Protect Your Ports and Save Your Favorite Smart Devices” If you’re not careful, DUST, GRIME, SAND, or LIQUID can easily get into the ports on your smartphone or laptop and completely RUIN the device. When this happens you may have some expensive repairs, or you may even have to buy a whole new device. Luckily, you can now easily and affordably PROTECT the ports of your USB-C Android, tablet, or other USB Type-C device with a dust plug set.