Utilizing 2XU's powerful 70D/Circular Knit fabric for increased power and durability, the 2XU Compression Tri Short will arm the athlete with greater power output plus increased blood flow to reduce lactic acid build-up. Add in ICE X fabric and you have the ultimate high performance Tri Short with unparalleled comfort. ICE X fabric is engineered for endurance events like no other. Xylitol is embedded in the fabric yarn to draw heat from the body and IR blocking inhibits penetration of infrared rays to lower skin temperature by up to 5.4 degrees farenheit. This garment will excel in all conditions, especially keeping you cool when it's hot outside. The Elite LD Chamois is a multi-layered, fusion welded chamois featuring revolutionary perforation technology for ventilation plus impressive quick drying capability for greater comfort on the bike.