These are not new but the falling price make them more desirable.

When you risk your data to cheap,  possibly false capacity unknowns on eBay and the like It is nice to know that these genuine Kingstons are now available at the £1 per GB level so why buy rubbish?

Package details (Front) 8GB

Package details (Front) 4GB

Package Details (Rear)

Details of package Serial numbers

Showing the serial number and details engraved on the USB shield of a REAL Kingston USB stick

Testing with H2testw

Properties screen (Windows)

Selecting the drive in “My Computer”

H2testw Test Results

Conclusion

Notice the very respectable near 12MBytes/sec write speed and the 16+ MBytes/sec read speed.

You do not get this performance with the counterfeits that are built using low grade,  possibly reject,  memory components.

If your data means something to you,  is important enough not to be lost then buying cheap fake flash memory is a very foolish act.