In the United States alone, over 500 million plastic straws are used daily. Seeing as plastic is not biodegradable, this means that every plastic straw used since its invention in 1938 is still around in some form, leaching toxic chemicals into the water and soil. With the rise of the zero-waste lifestyle, more and more people are condemning the use of plastic straws and are using reusable ones instead to help save the environment. Here are 7 of the best reusable straws to help you lead a zero-waste lifestyle: