Triathlon is the ultimate test of your strength and endurance. You'll give each stage everything you've, exhausting a different set of muscles along the way. All for that podium finish, or personal best. The SKINS TRI400 line is the ultimate in second-saving triathlon clothing. Unlike the triathlon apparel you've become accustomed to, the SKINS TRI400 clothing features gradient compression, a 400 point fit system for optimum fit and muscle containment, MemoryMX fabric which always returns to its original shape, and many more new features only seen in the SKINS line. If you are really interested in shaving off seconds while feeling better and stronger in doing so, you've come to the right place.