Stay hydrated whether on city streets or dusty trails with this sturdy water bottle cage from Planet Bike. Made of 6.2 mm welded aluminum, the cage mounts to bikes with or without water bottle bosses, making it a breeze to install. And should the black color not do it for you, the cage is available in several other colors, including silver, red, blue, and white. All Planet Bike products are covered by a limited lifetime warranty.