Fit: Check waist, inseam and torso fit over work layers. Adjust the suspenders and confirm that you can crouch and sit without pulling at the shoulders.
Moisture and visibility: Compare shell water resistance separately from insulation. Reflective trim does not by itself confirm a high-visibility classification.
Use the comfort rating on the specific bib’s product page. Check boot access at the leg opening and pair your bibs with compatible upper-body coverage.