SQlab 611 Ergowave carbon rail 130* saddle blkWider nose and slightly more padding than the 612 model Ergowave shape offers higher performance thanks to optimal pressure distribution throughout the deep structures of the body High end aggressive saddle designed for racing Incorporates SQlabs unique design where the nose drops down away from the rear of the saddle, allowing for 55% of the riders weight to be transferred to the ischial or inchsit bones inch K18 synthetic top, marathon foam padding