Designed by mr porter. Lightweight tailoring is key for looking smart year-round. Mr p. S suit jacket is cut from navy cotton-blend seersucker that's naturally breathable to keep you cool. It's tailored with notch lapels, functioning buttoned cuffs and a trio of patch pockets. Lower impact materials. This product is made using at least 50% lower-impact materials or ingredients. Find out more about our consciously crafted criteria here.