Arrowhead, Poland Spring, Deer Park-all owned by Nestle. So when the food conglomerate decided to boost its green cred (and save some money) by redesigning its water bottles, what it came up with was the instantly ubiquitous Eco-Shape. Employing thinner plastic, Nestle created a container that's about 15 percent lighter than its predecessor. But that alone would have left the original cylindrical design weak and crushable.
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