Mavic cosmic bib shortmavics cosmic bib shorts have open mesh bibs for greater ventilation while the skin wick st fabric provides moisture management and sturdy muscle support to help reduce fatigue comfort supportthey have an ergo 3d endurance insert which provides support and comfort as well as moisture management these bib shorts also feature flatlock seams to prevent chafing inside silicone leg grippers to keep the shorts in place and reflective highlights to aid visibility in low ligh