4F brand has accompanied amateur and professional athletes for the last 12 years. The company has dressed up almost 400 sportsmen from Poland, Serbia and Latvia taking part in Olympic games in Rio de Janeiro. It has been a technical sponsor for Polish representative teams in athletics, ski jumping, cycling and handball and it is a technical sponsor for Poznan Marathon for the third time.
Due to this cooperation each 18. PKO Poznan Marathon contestant gets a 4f T-shirt in his start package.
The design of it refers to graphics concept of the event. Familiar to half marathon contestants fumes changed the colour for blue and they are printed on black which makes them stand out and look original. Functional material dries quickly and flat stitches eliminate abrasion risk. All that provides comfort during a demanding run such as marathon.