These Tea Bags Filter Your Water Instead of Flavoring It

Re-usable water bottles are great for the environment, but are they so awesome for your taste buds? When you're out and about you're usually left filling them up from sketchy-looking drinking fountains or other questionable sources. But with these easy-to-use Shake Filters that work kind of like tea bags, you're… » 11/07/13 5:40pm 11/07/13 5:40pm