Shirt by Only Sons PLUS, Grandad collar, Looks cooler than it sounds, Button placket, Long sleeves, Slim fit, A narrow cut that sits close to the body. Quality craftsmanship is at the forefront of Danish brand Only Sons, whose signature designs include classic knitwear, relaxed sweats and denim. Using a range of high quality fabrics, theirs is a seamlessly crafted collection for laid-back style.