Explore road cycling shoes for long rides in stiff carbon-sole and nylon options, three-bolt cleat compatibility, and secure BOA, buckle, or lace closures.
Here are endurance-oriented road cycling shoes that match what you described (stiff carbon/nylon soles, 3-bolt cleat compatibility, and secure BOA/buckle/lace-style closures).
Closure preference?
Sole stiffness/material?
Fit priority for long rides?