ebuyer have these 8GB USB flash drives on offer at the moment for £2.99 including free next working day delivery which looks a real bargain. Note that this is a pre-order deal, these are expected to be in stock on 02/12/13 so a short wait for dispatch but at this price it's not too big a concern.
Product Information :-
Interface: USB 2.0
Support: 2 Year Manufacturer Warranty