When preparing for a short or long-haul journey, there's an important reason why you ought to think twice about stowing plug adaptors in your checked luggage. Taking to TikTok , The Points Guy - whose mantra is "spend smarter, travel better" - highlighted the items you should "never put in your checked bag", with plug adaptors featuring prominently on the list. He pointed out that this everyday essential is far better suited to your carry-on bag, as checked luggage runs the risk of going astray.