The ORCA MEN'S 226 TRI TANK has established a reputation amongst endurance distance triathletes around the world, including double Ironman world champion Craig Alexander, because of its performance, comfort and durability, 226 represents the number of kilometers in an Ironman event. Products in the 226 range have equally proved popular with athletes taking on other challenges, including multisport races and ultra long distance events. The fabric integrated in this product is the Tri-Enduro mesh which uses a mix of polyester and spandex to wick moisture away form the body and provide increased breathability for comfort during exercise. Another reason that the 226 line is such a great option is due to the fact that it has technical cooling properties such as the vapor-cool front which naturally cools your body. This cooling panels are located on the front and lower back of the tank and are made out of a fast drying antibacterial material. This tank is perfect for anyone looking for a technical edge with cooling properties.