Fill this reusable bag with all your travel essentials or use it for your shopping. National Treasures is a series of illustrations specially created for us by Paul Thurlby, an award-winning graphic artist whose first published work Alphabet, came out as a children's book in 2011. Paul's witty and colourful drawings, often inspired by original vintage posters have featured in a variety of projects including editorial, advertising and design. We think his work's a national treasure too.