Selle SMP VT30 Largeur 155mm Rails Acier Noir SOFT deperlant Its construction combines a lightweight SOFT impermeable Its construction combines a lightweight and robust shell blending carbon and nylon with a slightly denser type 2 foam around the sit bone area for better support in an upright position thanks to its arms equipped with Air Link Temple System shock absorbing supports made of hair friendly elastomer and its anti shock nose insert while its long rails offer better shock absorption with higher lateral stability and resistance greater ventilation of the genital region and protection of nerve and vascular structures