British brand Sunspel has been around since 1860. It was founded in England by Thomas Arthur Hill. The retailer is based in Derbyshire and offers a range of undergarments and casual apparel. Look for new and never-worn Sunspel riviera polo shirt in a range of versatile shades that go with anything. Or pick up a plain secondhand t-shirt by the brand in a classic style to go down a more casual route.