The triple needle is a detail from vintage workwear. The reinforced third stitch improves durability, workmanship, and quality. The triple needle is also a signature detail on our iconic SKU shirt in the inaugural collection. We ran it for many years. Now, after a long hiatus, it is back in oxford. 100% Cotton Hopsack Oxford Pre- Shrunk / Garment Dyed Button-Down Collar Left Chest Pocket Triple Needle Details