Prologo Kappa Evo Pas Saddle Matt Black 2016 Light padding, nylon base, microfiber cover PAS Technology (Perineal Area System) helps to eliminate pressure spikes and numbness in the perineum General Prologo sizing: 134mm width size is available in Prologo's Round, Semi-Round, and Flat saddle shape offerings. 141, 143, and 147mm widths are also offered in select Prologo saddle s T2.0 chromoly rails with circular profile measuring 7mm Material: Synthetic