Flandrien Sweatshirt - Cois Cycling - NavyFlandrien sweater Ronde van Vlaanderen collection. The Tour of Flanders, also known as De Ronde, is one of the most iconic one day cycling races. It's one of the five monuments of cycling, together with MilanSan Remo,ParisRoubaix, LigeBastogneLige and the Giro di Lombardia. It is one of the two major Cobbled classics, anticipating ParisRoubaix, which is on the calendar one week after the Tour of Flanders. Official collection for Flanders Classics Tour