With a knee-length leg, these swim trunks offer you excellent muscle compression and good gliding properties in the water. Our sailfish Power Jammer has a separate inner liner to guarantee perfect wearing safety. The waistband can be tightened with a flat drawstring to your optimum waist size. The Power material offers you excellent muscle compression and therefore reduces muscle strain during training. Our entire Swimwear Power collection is made in Europe and impresses with its simple design in a wide range of colors.