The Lets Run Adventures 'Cleveland Cols Challenge' are 7 seperate uphill TT running events taking place on the 3rd friday of each month.
Each runner is set off at 30 second intervals and runs as fast as they can to the summit.
The events will be chip timed and an overall King and Queen of the mountains who has the lowest cumulative time over the series will be crowned champion receiving the much sort after Polka Dot Jersey.