Bontrager inForm Hilo, Time Trail SaddlePosture 1 - Aerodynamic: The most forward pelvic rotation, common in triathlon and time trial. Full-Length Contour Relief Zone Plus - Cutaway design eliminates contact points on targeted soft tissue areas. Smart Cover - Proprietary cover compound delivers targeted zones of unique support for sustained comfort. Zone Density Padding - Multi-density padding is strategically placed for optimal comfort and performance. Hollow Ti rails - Hollow Titanium rails deliver strength without added weight. Carbon Reinforced Shell - Compliant carbon-fibre-reinforced shell strikes a balance between strength and light weight. inForm BioDynamics - Products designed to optimise your natural movement for sustained, higher performance.