The New M&S Double breasted Sartorial Slim fit Wool & Linen blend Size 42R suit jacket by Marks & Spencer is a classic and stylish piece for men. Made from a high-quality blend of 65% wool and 35% flax linen, this regular-length jacket features a flat front design in a sophisticated grey mix colour. Ideal for formal occasions, this suit jacket is crafted with attention to detail and offers a slim fit for a modern and polished look.