Lycra Power. Ergonomic fit Comfortable during exercise. 12 panels Better fit, maximum body contour, enhanced comfort during the pedaling motion. 1 back pocket Perfect for mp3 player. No seam inside leg Friction free for enhanced inner leg comfort. Flatlocks Low profile stretchy stitching providing comfort and ease of movement. Power band Better fit in motion, no lower leg pressure, and better muscle support. Reflective logos on back and bottom Better visibility. Airzone Chamois. Compressive fit. Inseam 11.2528.5 cm.