Whatever your line of work, one thing is inevitable: there will be an assortment of essentials, from gadgets to grooming products, which you need to cart to and from the office each day - not to mention when you're travelling between meetings and appointments. Since over-stuffed pockets ruin the lines of an outfit and are never a good look, it is worth investing in a quality work bag, whether that's a briefcase, backpack or holdall. After all, first impressions are everything in business. In need of some inspiration? Check through the gallery, below, to discover the work bags (and their contents) favoured by five stylish and influential men.