An endurance fit jersey sits between race and club fit—it's not skin-tight like a race jersey, but more streamlined than a relaxed club cut. The key difference is a slightly longer torso and moderate compression designed for hours in the saddle.
This fit makes the most sense if you regularly ride gran fondos, centuries, or multi-day events. The moderate compression supports muscles without restricting breathing, and the extra torso length prevents the jersey from riding up when you shift between different positions over a long day.
If you find race jerseys too constricting on rides over three hours, but still want better aerodynamics than a club fit offers, endurance fit is your sweet spot. It's built for comfort at mile 80, not just mile 8.