What Our Gearhead(R) Experts Are Saying: "I've put these through long, steady endurance rides where comfort matters more than chasing speed. The pad does a great job spreading pressure over time, especially when you're seated for hours, and the fabric feels forgiving without losing support. They're an easy choice when the ride plan is seven hours or more."When the day's goal is to settle into a rhythm and stay there for hours, we want bib shorts that let us focus on the ride instead of shifting around for comfort. The Ksyrium Bib Short from Mavic is designed for long-distance road days, where consistent cushioning and a relaxed, supportive fit matter more than outright race tension. It's the kind of bib we trust for endurance rides that stretch well beyond the usual loop. The heart of the design is the ErgoEndurance pad, developed through lab and field testing to redistribute pressure evenly across contact points. Its four-layer construction with an OrthoLite insert provides substantial cushioning and vibration absorption for rides lasting seven hours or more, particularly for riders spending extended time seated. A four-way stretch fabric delivers light muscle support while adapting comfortably to different body shapes, and perforated bib straps improve breathability. Raw-cut leg hems with silicone grip keep the fit secure, while reflective details add visibility when light conditions fade.