The RPI Cycling Bib Shorts are compression garments intended to hug like second skin and supply mild compression to the major muscles of the legs. They are constructed of our Italian Endurance Lycra, and mini-mesh. These nine panel shorts have leg openings finished with a silicone gripper to help keep the bib shorts in place while riding. Available in Men's & Women's sizes XSā4XL. (Please reference our VOmax Sizing Chart)