Santini: Bibshorts specifically studied to generate increased transpiration for indoor training. Made with advanced materials that actively promote cooling and enhance breathability. Featuring perforated quads panel and our innnovative C3 chamois with multi layer foam and gel inserts.PERFECT FITMade with power stretch Thunderbike Power with side panels around the lower quads made from an exceptionally breathable, perforated secondary lycra fabric for extra ventilationANTI-SHOCK PROTECTIONC3 chamois with multi layer foam and gel insertsNON-CONSTRICTIVEPerforated Silicone gripper for gentle grip at the bottom of the legsEXTREME BREATHABILITYPolartec®’s Delta fabric on back bib, a highly advanced material that actively promotes cooling by elevating touch-points in contact with the skin for increased airflow, faster moisture dispersal, and reduced wet-cling