The bib shortCOMFORTis a very technical product. Made of a particular lycra it is completely ergonomic and compression. Our chamois is one of the most comfortable in industry. If you do 30000 km, it loses less than 5% support. On the back the CIAO brand is made on reflective material, for greater visibility and safety. Our Zero tension elastic let's blood circulation to don't be obstructed for maximum comfort.