Louis Garneau Men's Optimum Cycling Bib, Black The Airsport chamois is antibacterial, moisture wicking, and ergonomically conforms to the human body. Its high-density foam is smooth and comfortable while the 4-way stretch maximizes fit and motion. The Signature Mat fabric offers incomparable stretchability and comfort while the Power Mesh provides extreme breathability and quick drying. The Powerband compressive cuff reduces lower leg pressure and provides muscle support without restricting circulation. The flatlock seams reduce irritation, providing a greater level of comfort. Reflective accents offer greater visibility and safety in low light.