Travelers in need of a practical carryall, say hello to your new backpack. Ecoalf, the Spanish sustainable fashion brand, delivers the goods with the Oslo, a hard-wearing backpack manufactured from 100 percent polyester derived from discarded fishing nets. The result is a durable fabric that makes the perfect material for bags. With a padded central compartment for your laptop (or a six-pack), the Oslo also includes two other pockets for smaller items like your wallet, keys, and phone. The Oslo is available in a three colors, including our fave, Yves Klein blue, pictured above.