Kingston DTUGT/2TB DTUGT/2 TB Data Traveler Ultimate GT, USB 3.1 (300 MB/s R, 200 MB/s W), Silver

Simply buy a Kingston 1TB SSD, expose it to heat, just enough to make it malleable, then push it into a standard ring case (available from any high st. jewellers!)!If you're successful, then congratulations, you now have 1TB capacity of storage, in a small portable case - Note, I leave you to figure out, how to add a USB interface to it.

Wait 2 years and this item will be real and £39.99