Bellwether forma bib shortbellwethers forma bib shorts are made from a technical lycra power fabric with a ribbed surface to improve performance and airflow whilst providing comfort muscle support durability and moisture management to keep you cool dry and fresh the bibs are made of techmesh fabric for exceptional ventilation prevents chafing ultimate comfortthese bib shorts feature bellwethers physio pro chamois a high density 3d moulded seat pad these bib shorts also feature a 10 pa