Not bad for a laugh! You can also get 4% cashback using Quidco.
Set of 2 wind-up grannies
Size: - Individual Granny: 8 x 6 x 4cm
Comes packaged in an illustrated box
These grannies can move when they want to, just wind them up and let the race begin, make sure you don't get anything in their way otherwise you'll be in for a stern telling off by the pair of them!