Sub4’s endurance tri suits are constructed using our exclusive Tri-Skyn 4 way stretch Italian chlorine resistant Lycra. An anatomical fit designed especially for fast sessions. A Front lockable zip can be used at any height according to temperature conditions, along with a chafe guard ensuring hours of wear without rubbing. 2 rear mesh pockets for all your essential storage. Incorporating a long distance tri chamois, seamless arm & leg openings with hypo allergenic grippers. Whether your wet or dry the poly/spandex construction ensures body fit & moisture management qualities. Can of course be worn under your wetsuit while in race conditions, or the perfect swimsuit for non wetsuit swims.