The zero ii is flat saddle ideal for short distance road and xc riding and frequent changes in the riding position specifications size mm 278 134 weight g 199 base carbon injection monocoque rails nack cover microfibercpc padding light foam technologies pas perineal area system this special cutaway technology eliminates pressure spikes and numbness in the pelvic area unlike regular cut outs the particular shape of the foam mold leaves the base intact and ensures th