The brand is offering discounted wetsuits for anyone participating in a 2014 Great Swim to raise money for Macmillan Cancer Support.
The UK charity offers practical, medical and financial support to people affected by cancer.
It has successfully worked alongside the Great Swim series for the past three years and was recently chosen as its official charity.
The largest open water swim series in Europe, the first Great Swim of 2014 was the Great North at Windermere in June.
The Great Manchester Swim at Salford Quays takes place on July 19, which is following by the Great Scottish Swim in Loch Lomond on August 23 and the Great London Swim on August 30.
Event distances are half mile, one mile, two miles or five kilometres and swimmers of all ages can participate individually or as a team.
