Selle San Marco Aspide Short Open-Fit Racing Wide saddle has always had the virtue of satisfying even the most demanding cyclists.It owes its success mainly to its combination of lightness and comfort.Characteristics:- ID Match:L3.- Fitting:Waved.- Ergonomics:Wide.- Pedaling level:Racing.- Cover:Microfeel.- Structure:Carbon Fiber Reinforced.- Rail:Xsilite.- Weight:190 g.- Dimensions:155x250 mm.Technologies:- Waved:the lateral profile of the contact surface has a wavy surface with a concavity in the center of more than 5mm.It is suitable for people with a anteverted or retroverted pelvis.Anteversion is associated with a lumbar area with greater lordosis, that is, more curved or extended.Retroversion is associated with a lower back area with less lordosis, that is, more flat or flexed.- Wide:when the width of the seat is greater than 140mm.- Carbon Fiber Reinforced:high-performance nylon, enhanced with a high percentage of carbon fiber, which improves the characteristics of rigidity and durability without affecting weight.- Xsilite:it is a material with a high percentage of silicone with titanium and carbon particles.The rails are light and strong and resistant to all weather conditions.The process, using Stealth technology, guarantees superior resistance to fatigue.- Microfeel:breathable lining with high resistance to abrasion.It is less susceptible to warping compared to traditional materials and it is lighter.Reference:MR-911LW401.´´