Wolverine Men's Rancher Waterproof Steel Toe Work Boot

Are they actually waterproof in muddy or wet conditions?

Yes; they are crafted from waterproof full-grain leather designed to seal out moisture, keeping your feet dry and protected whether you are walking through wet grass, mud, or rain throughout the workday.

Do they provide good support for all-day wear?

Yes; they include a removable EVA footbed that provides cushioned support. They are engineered to keep you comfortable during long days spent standing or walking in demanding ranch or construction environments.