Long flights and missed connections can leave you feeling stressed out, unglamorous and totally gross. Thankfully, many products these days come in a mini version, perfect for travel and beauty on the go. After years of jet-setting, I’ve finally narrowed down the best beauty items for travel. These are the items I never travel without, and always are in my carry-on. All of these travel-sized beauty products are compact, and compliant with the TSA 3-1-1 rule (which means that fluids...