SUGOI's incredible MidZero Bib Knicker features an RC Pro chamois for versatile transitional performance. The bib knicker has a highly technical design, made of MidZero, which has an inner side that expedites moisture wicking and increases air flow trapping body warmth next to skin. With zone construction and a double layer knee, the MidZero Bib Knicker is one of the top in its class.