Socks 2007/03 Woolworths UK
One has a similar design as the slipper socks - a picture of a Cyberman and the words 'Unformatted human located' and the other has 'Did I mention it also travels in time' and a glow in the dark pic of the 10th Doctor.
REF: 0768/7S/199/06/5400/0569
OP: £3.50