ERGON SR3 PRODeveloped specifically for the road. The flat platform uses significantly more padding ensuring the Sr 3 offers supreme comfort. At the rear of the saddle a kick up allows the rider to press back into the seat for maximum power transfer. The use of a flex optimized saddle shell & EVA comfort padding combined with isolated rails which are mounted to the extreme front & rear of the saddle makes for a very comfortable seat. Shell: Carbon fibre Ultra Thin y-flex Rails: Ti Nox Cover: Alocosto Micro fibre Weight: 215g (S) 235g (M) 245g (L)