The Long Way Home is a motorbike challenge raising money for Cancer Research UK & The Marie Keating Foundation.
The four guys are going to ride round mainland UK and Ireland, covering about 8000 miles between them with an aim to raise as much money as possible for the charities.
Chris and Russ will be going around England, Scotland and Wales. They are leaving Cheam and Harrow at 6.00am on the 7th August 2010.
Mike and Joe will be going around North and South Ireland. They are leaving Antrim at 9.00am on the 25th July 2010.
Have a look at their planned route here for mainland UK or here for Ireland.
MEkey ICE are donating four Dog Tag style ICE tags to the challenge.