Louis Garneau Men's Optimum Bike Shorts, Black The Airsport chamois is antibacterial, moisture wicking, and has an ergonomic fit and seamless construction. COMFORTABLE: The high-stretch fabric and flatlock seams improve comfort. COMPRESSIVE: The Powerband compressive cuff reduces lower leg pressure and provides support without restricting circulation. VISIBLE: The reflective accents provide extra safety in low light. PRACTICAL: The Optimum shorts feature a gel pocket at the thigh for storing necessities.