which makes the saddle just rigid enough and non-deformable over time

This Pro One is the benchmark for road bike tires

The profile of VALEGRO's polycarbonate shell has been tested and refined by KASK’s engineers in conjunction with a wind-tunnel to get the best results in terms of thermo-cooling performance

there’s no doubt

The reinforced toe guard and resilient

SHIMANO Ultegra CS-R8101 12-Speed Cassette Size:11-30 which makes the saddle justThe uninterrupted shifting experience of the Shimano Ultegra CS R8101 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed freehub bodies. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range.