You don't have long to wait to see HUUB's Alistair Brownlee take on this monumental battle to achieve what is believed impossible... Brownlee and Kristian Blummenfelt will attempt to complete a long-distance triathlon in under seven hours, while Kat Matthews and Nicola Spirig will try to break the eight-hour mark over the same distance.

The rules are designed to facilitate a new world standard of human physical achievement which also encapsulates technical innovation, planning and strategy. The rules provide scope for innovation as an experiment of what is possible, so this challenge has pushed us to the limits of what we can create, and we can't wait to start revealing our secrets...