Nylon Taslan. Mesh innershorts sewn inside with gripper --> Breathability, ventilation, and better fit in motion. 1 back pocket with flap and velcro --> Storage with protection against the elements. 2 front pockets --> Convenient storage. Adjustable elastic drawstring at waist --> Better fit. Embroidery. Ergo-Mc9 Chamois. Inseam 8in/20 cm.