In earlier days, everyone use to store the data using floppy drives. But today the most compact and easy to use storage media is the USB flash drives. You can find many branded flash drives as well as promotional flash drives in the market and can buy and use them as per your budget and need.

USB flash drives are the storage devices enabled with USB connectivity. All USB flash drives gives you a flexibility to store data/information, read and re-write the data as well. Some of the branded flash drives available in the market are by Kingston, Sandisk and Transcend and many more. The branded flash disk are more reliable and less prone to data loss on mis-handling then other promotional flash drives available in the market.
The branded flash drives have to compete with the promotional flash drives, since the promotional flash drives are cheaper but one have to compromise on the quality.

The flash drives are available in different size and shapes. They may have different storage capacity as well. Since they store data in digital format, so it depends on the storage capacity how much data it can hold, it is typically measured in terms of bytes, MB(mega-byte), GB(gega-byte) and so on.

So the next time you want to store data, retrieve it and also keep the data/information, handy you can use one of these flash drives. The branded flash drives and the promotional flash drives both have same usage all that differs is the quality.