Pearl-snap shirts have traditionally served a utilitarian purpose. The snaps allow a rancher to easily refasten the shirt if it gets snagged on barbed wire—no need to sew on a new four-hole button.

Western shirts are seriously underrated, but most men feel intimidated by their exaggerated features, whether they be an accentuated front or back yoke, big pockets, shotgun cuffs or a super-pointed ...