The seat of the Seree Short is made from spandex, the rest is a breathable blend of Merino wool with a bit of nylon and spandex for stretch and support. Pad: 4-way stretch micro-fine polyester chamois, odor resistant, multi dimensional 8 mm; Density: HAP-50; 17.5 wool face. Inseam: 8'' (size M). 9-panel construction. Gripper elastic hems. Non-friction gusseted crotch. Superior temperature regulation. The result: an all day riding short that youï'll wear for years owing to its flattering cut and pedal-ready design. Enjoy the ride.