The Mason Shirt is the white button-up you’ll measure all others against. Crafted from 100% Thomas Mason cotton poplin, its relaxed silhouette balances crisp tailoring with effortless appeal. Featuring a pointed collar and soft pleated cuffs, it can take you from buttoned-up at the office to breezy at the farmers’ market—this is the most versatile piece in your closet. - Crafted from world-renowned Thomas Mason cotton poplin for crisp, breathable comfort- Relaxed button-up silhouette for effortless styling- Pointed collar and soft pleated cuffs add refined, timeless detail- Perfect for layering under knitwear or structured tailoring—or wearing solo