Not everyone can always be cautious; dropping important items are the absolute worst! The very fact that these USBs are portable sizes makes everything already so much easier. On top of that, these customizable USBs are made of a rubber material; therefore, it does not do harm to the physical property or any of your valuable information stored inside. These styles are up to you to choose; there are a variety of designs to satisfy your preference. The advantage of rubber USBs is that it is extremely easy to keep clean and easy storage anywhere at your own convenience.