Eco Friendly Travel With One Sports Water Bottle Packing light means choosing multi-taskers, and the sports water bottle is the star of my carry-on. One sports water bottle replaces airport cups, hotel tumblers, and roadside throwaways, shrinking my travel footprint before I even clear security. Stainless steel keeps coffee hot during red-eyes and water cold on tropical hikes, so the sports water bottle adapts faster than any itinerary. In...