Let’s face it: travelling is stressful. So, whether you’re going a few miles down the road or to the other side of the planet, it’s crucial to prepare effectively. I don’t need to tell you to pack suitable clothes, sun protection or a passport if you’re going abroad. And by reading this article, I’m going to assume you already have a reliable smartphone and travel adapters to charge your tech while you’re away. (If not, see our round-ups of the best smartphones and best travel adapters for inspiration.) However, the focus of this article is on four items that I personally use almost every time…