15 years in the making: The new Castelli Free Aero RC Bibshort – Saddleback Elite Performance Cycling
Amazon.com: Castelli Men's Free Aero RC Bibshort with Pro-Level Seat Pad for Road Cycling and Top Level Racing - Black - X-Small : Clothing, Shoes & Jewelry
FREE AERO RC Bib Short | 15 years in the making - YouTube