Features the 2017 astana vero pro bib short is constructed of a high quality time tested microfiber fabric with a focus on comfort and quality the four centimeter elastic leg cuffs are made with a soft and smooth lycra and hold the bib in place without squeezing or restricting the muscles the bib straps are wide soft and stretchable microfiber and incorporate a micromesh fabric for breathability at the back of the bibs the bibs are finished off with a reflective tab on the back of the left