When you’re a family of four (sometimes five) that travels the world constantly, you tend to figure out very quickly what clothing, gear, and gadgets are worth lugging around. You also learn how to be efficient and versatile to further minimize your packing footprint — and one of the easiest places to carve bulk without sacrificing comfort is in your wardrobe. Especially when it comes to the bulky, oddly-shaped (and harder-to-pack) footwear category.