This 2XU Endurance Tri Short has been updated for 2011 with the compressive yet breathable properties of 2XUs new ICE X fabric. Coupled with 2XUs revolutionary new 70D KINETIC SPEED fabric boasting dimpled airflow technology, unrivalled moisture management and speed through the air are assured. A silicone elastic leg hem, adjustable waist drawstring and Italian long distance chamois combine to deliver an optimal fitting, long distance race short. Rear pockets for race essentials.