Deflated hoppers have been arranged on a grid in a warehouse ready to be pumped up. One hopper will be inflated automatically for 10 seconds every time a tweet is received.
Any user can tweet #pumpt and see the hopper being inflated .
The activity has been designed to support Sony Ericsson's Satio and Aino handsets.
Users are also encouraged to suggest a possible use for the inflated space hopper and the best of these suggestions will be re-created and filmed.
has already seen more than 180,000 virtual space hoppers created by users engaging with the campaign site. Users that created their own hopper were able to held last month.