DESIGNED BY MR PORTER. Mr P.'s collections are filled with well-made, modern styles you can build your wardrobe around. This polo shirt is cut from organic cotton-piqué knitted with textured barre stripes. This product was made to Last Longer from Considered Materials. Mr P. is on a journey to reduce its environmental impact by creating more responsible collections, designed with longevity in mind. Find out more about our Craftsmanship Code here.