While I am still planning on replacing my Nalgene with a Sigg Aluminum Bottle, I am a big fan of Nalgene (and a faithful product user for over 10 years) and am excited to see they finally got the message. For those who don’t know, #7 plastics, which is what Nalgene uses in their bottles, leach a chemical that has been linked to birthdefects, cancer, etc. While I don’t think that plastic is the way to go, they are cheap and better than before. Check out their new line of non-leaching bottles belo: