fizik-tundra-00-saddle-black-with-7x9-carbon-rails
fizik-tundra-00-saddle-black-with-7x9-carbon-rails, Fizik Tundra 00 SaddlesWing Flex: shell flexes downward where the inner thigh contacts the saddle, allowing more efficient pedaling and full-range movementCarbon Braided Rail: sleeve of braided carbon fibers filled with unidirectional carbon fibers that are capable of expanding and contractingCarbon ShellNot ICS compatible