Refcat/Buck Mason | Modern American ClassicsUI reference · adBuck Mason | Modern American Classics UI3 flows · 3 screensAdded to Refcat Oct 25, 2026Explore real product flowsMeet Al, our knitting mill lead making Buck Mason tees in Mohnton, Pennsylvania.Buck Mason® Official SiteLightweight and washed 4 oz. cotton lends a vintage handfeel to classic American tailoringExplore the full catalog