Decked in the bold colours of the German flag, the Funky Trunks Die Adler World Cup Soccer Swim Cap adds an element of personal support to your arduous swimming sessions. The cap is made from 100% soft silicone with natural, slip-resistant elasticity that keeps shape through months of continual wear. There are also no sizes to sort through, as the Die Adler is one-size-fits-all, molding sleekly to match the head-shape of a swimmer. Fun fact: Die Adler translates to The Eagle – a popular German mascot and source of strength.