Brooks england cambium c15 carved saddlethe cambium c15 carved shares the same narrower shape as the existing cambium c15 but with an ergonomic cut out to provide relief from discomfort in the perineal area experienced by some cyclists this registered cutting a sure preventive to all perineal pressure is also found in the brooks imperial line made from vulcanised natural rubber and organic cotton top combined with a die cast aluminium structure and tubular steel rails for performance a