This is called a Butcher Stripe Shirt. Bold thick striping on a dress shirt, a really cool way to create a power suit and tie look. |👊🏻| This shirt I had commissioned,Short Sleeve Striped 1/2 Zip Shirt - Butcher Stripe,Sky Butcher Stripe Poplin Men's Shirt Available in Four Fits,White/Brown Butcher Stripe Linen - Mond,White/Brown Butcher Stripe Linen - Mond