The Backcountry.com Klean Kanteen 40oz Powder Coated Bottle gives you a heaping helping of hydration for a day at work, school or the mountains. Fill up this unlined, BPA-free bottle with water, juice, a smoothie, or your favorite soup. Hell, you can even dump a beer in there for an after-hike reward. We took the best-selling Klean Kanteen, coated it with a cool blue-powder finish, and slapped our famous goat on there. Youll stay hydrated knowing this handy bottle wont hold flavors or leach any nasty chemicals into your precious water.